The Active Recall Technique: Boost Your Retention
Are you tired of studying for hours only to forget everything before the exam? Discover how the active recall technique can revolutionize your study habits and significantly improve your information retention. Say goodbye to ineffective cramming and hello to a powerful method backed by science that will transform the way you learn and prepare for your tests.
What you'll learn
- Understand the principles behind active recall and its benefits.
- Implement effective questioning techniques to enhance memory retention.
- Design a study plan incorporating spaced repetition for optimal long-term learning.
- Measure your progress through self-testing techniques.
- Apply active recall in various subjects to maximize academic performance.
Introduction to Active Recall
Active recall enhances retention by enabling learners to retrieve information actively, rather than passively reviewing notes or textbooks. This process strengthens neural pathways, making the memory trace more durable. By recalling information from memory, students engage in a more cognitive effort, which has been shown to significantly increase retention rates compared to traditional methods of studying such as reading or highlighting. As they practice this method, students build confidence in their ability to remember the material, which further feeds the learning cycle.
One of the most significant aspects of active recall is its adaptability. No matter the subject—from mathematics and science to literature and history—active recall can be tailored to fit the learner's specific needs. Instead of attempting to memorize vast amounts of information in a single sitting, students can break down topics into digestible chunks and use active recall to probe their understanding piecemeal. This leads to a more profound comprehension and facilitates long-term retention, creating a more effective learning journey.
Moreover, active recall cultivates a growth mindset, which is crucial for students who often feel overwhelmed by the amount of information they need to learn. As they master this technique, they start to recognize their progression and develop a sense of ownership over their studies. This empowerment allows learners to approach challenges with increased resilience and adaptability, seeing setbacks as opportunities to reinforce their knowledge through retrieval practice.
The effectiveness of active recall also relies heavily on consistent practice and timed repetition. It encourages a structured study schedule, inviting students to revisit topics at specific intervals, making sure that the recall is both timely and relevant. This method also aligns with the forgetting curve, addressing the rate at which we forget information if we don’t actively engage with it. Active recall provides a systematic approach to counteract this natural tendency, ensuring that the material stays fresh and accessible in the student's mind.
Why it matters: Implementing active recall transforms your study sessions from passive to dynamic, leading to greater retention and understanding. This technique not only enhances academic performance but also reduces study time, allowing students more time to engage in other activities.
Think of it this way: Think of active recall like a workout for your brain. Just as lifting weights builds muscle memory and strength through repetition, recalling information strengthens your brain's pathways, making future retrieval easier and more efficient.
When preparing for a biology exam, instead of passively reading chapters on cellular respiration, a student spends 20 minutes creating flashcards. When tested with these cards, they recall key processes and improve their confidence, evidenced by a practice test score that jumps from 60% to 85%.
A high school junior studying for the SATs practices active recall by using a question bank of 100 math problems. After a week of spaced practice, they manage to answer 80% correctly on a mock exam, up from 50% just two weeks prior, showing significant improvement.
In learning a foreign language, a college student practices vocabulary by writing down words and their definitions but then actively quizzes themselves without looking at their notes. Over a month, their retention rate on vocabulary tests improves from 70% to 90%.
How to apply it
- 1. Identify key concepts or topics you need to learn.
- 2. Create a set of flashcards or develop practice questions based on these topics.
- 3. Schedule regular sessions (preferably short ones) dedicated to active recall, aiming for consistency.
- 4. Quiz yourself on the material without looking at your notes or textbooks.
- 5. After each quiz, review the answers to understand any mistakes.
- 6. Revisit the material after intervals of a few days to reinforce what you've learned.
- 7. Track your progress and adjust your study materials based on which topics you struggle with.
John, a high school senior, was struggling with his SAT preparation. Despite studying for hours, he often felt unprepared. His breakthrough came when he adapted an active recall technique. By using flashcards to test himself on math concepts and vocabulary daily, he saw his practice test scores skyrocket from 1200 to 1500 over three months. This method transformed not just his scores but also his confidence, enabling him to approach the exam with reduced anxiety and a clear mind.
Common mistakes to avoid
- Relying solely on passive methods like re-reading textbooks—engage in active recall exercises.
- Failing to quiz frequently—aim to self-test regularly to solidify your learning.
- Not tracking progress—keep a record of which concepts you find challenging to focus your study sessions.
- Active recall is more effective than passive study methods.
- Regular retrieval practice strengthens memory retention.
- This technique fosters a growth mindset and builds learner confidence.
Benefits of Active Recall
The benefits of active recall extend beyond mere memorization; they create a robust framework for effective learning. When students engage with material through self-testing, they activate their neural circuits, solidifying connections that make information more accessible in the future. This process improves long-term retention, as opposed to passive review methods like re-reading notes or highlighting text, which often lead to a false sense of comprehension. By generating answers from memory, students are conditioned to recall information under pressure—exactly what they will face during exams.
Furthermore, active recall cultivates a metacognitive awareness among learners. As they test themselves, students can identify knowledge gaps and adjust their study strategies accordingly, promoting a more personalized approach to learning. This self-regulation is crucial, particularly in environments where students are juggling multiple subjects and tight schedules. By focusing on retrieving what they know, they learn not only content but also how to learn efficiently.
Through consistent practice, active recall can transform a student’s relationship with their studies. Imagine preparing for finals: instead of feeling overwhelmed by the volume of material, a student applying active recall might create a series of flashcards or practice questions. This not only breaks the material into manageable parts but also provides them with a clear path to follow. Each retrieval session builds confidence and decreases anxiety about the knowledge they need to demonstrate.
Ultimately, the long-term effects of incorporating active recall into study routines can be profound. Students who embrace this approach often find themselves achieving higher grades and retaining knowledge for longer periods, paving the way for future academic pursuits and lifelong learning. In a world filled with distractions and varying study methods, active recall stands out as a scientifically-backed technique that guarantees substantial improvement in memory retention and academic performance.
Why it matters: Incorporating active recall into daily study routines can drastically change the way students learn and retain knowledge, leading to higher grades, reduced anxiety, and a deeper understanding of complex subjects.
Think of it this way: Think of active recall like physical training; just as weightlifting builds muscle through resistance, active recall builds memory strength through retrieval pressure.
Maria, a college sophomore, used to study for her biology exam by re-reading her notes for hours, but she found that she couldn’t remember the content when it mattered. After switching to active recall, using flashcards with questions and answers, she improved her exam scores from 70% to 92% in just one semester.
Jake, a high school senior preparing for the SAT, practiced active recall by taking practice tests under timed conditions. This method led him to increase his score from 1150 to 1350 over three months, significantly boosting his chances of getting into his desired university.
Samantha struggled with her history classes until she began a study group where they quizzed each other on key concepts. In just two months, her grades rose from a C to an A, showcasing the effectiveness of group active recall sessions.
How to apply it
- Step 1: Identify key concepts or topics you need to memorize from your study materials.
- Step 2: Create flashcards with questions on one side and answers on the other, focusing on those key concepts.
- Step 3: Schedule short sessions (15-30 minutes) to practice retrieval by testing yourself using these flashcards.
- Step 4: After each session, review which questions you got wrong and spend additional time researching those concepts.
- Step 5: Repeat retrieval practice using the same flashcards after 3 days (spaced repetition), even if you felt confident initially.
- Step 6: Gradually reintroduce the flashcards over the next few weeks, mixing new cards with old ones to encourage interleaved practice.
- Step 7: Evaluate your progress by taking full-length practice tests and noting improvements in recall and speed.
Kevin entered his freshman year with low confidence, achieving a C/D average across his courses. He often found himself forgetting key facts from lectures. After turning to active recall, Kevin created a series of practice quizzes for each subject, dedicating 45 minutes each day to self-testing. In three months, his grades improved from a D average to a B average, and he began to feel empowered about his learning process, illustrating the transformative nature of active recall.
Common mistakes to avoid
- Thinking that highlighting notes is sufficient; it’s not – ensure you actively test yourself instead.
- Neglecting to space out retrieval practice; repetition is key for long-term retention, so don’t cram all at once.
- Failing to review mistakes in retrieval sessions; always go back to the questions you missed to reinforce understanding.
- Active recall is essential for solidifying knowledge through retrieval pressure.
- Frequent practice fosters metacognitive awareness, helping identify knowledge gaps.
- Integrating active recall into diverse study strategies drastically enhances long-term retention.
Techniques for Effective Active Recall
Active recall is more than simply trying to remember information; it's about engaging with material in a deeply structured way. To maximize retention, it’s essential to formulate specific questions and prompts that target key concepts. Instead of passively reviewing notes, students should actively challenge themselves with questions that mirror test formats. This shifts the focus from ‘what I’ve read’ to ‘what I can remember and apply.’
The power of effective questioning lies in its ability to identify gaps in knowledge. When formulating questions, students are encouraged to think critically, analyze connections between concepts, and push beyond surface-level understanding. For instance, transforming a straightforward definition into a situational question requires deeper cognitive processing, enhancing memory consolidation.
Moreover, engaging with varied question formats, such as multiple-choice, true/false, and open-ended questions, presents opportunities for comprehensive self-assessment. Each format serves a distinct purpose: multiple-choice might help with recognition, while open-ended questions assess a student's ability to articulate their understanding. This variety in questioning techniques fortifies the cognitive frameworks that underpin learning.
Ultimately, integrating these strategies into a consistent study routine leads to a profound increase in information retention, making it easier for students to recall material under exam pressure. By learning to construct and answer their own questions, learners become independent and proactive in managing their educational success.
Why it matters: Mastering the art of formulating effective questions is a key factor in transitioning from rote memorization to long-term mastery of subjects, which can significantly impact academic performance and confidence in exams.
Think of it this way: Formulating questions is like preparing for a marathon; just as runners must train their bodies with specific runs, students must exercise their minds with targeted self-questions.
In a chemistry syllabus, instead of reviewing a reaction by reading notes, a student could create questions like ‘What happens during the catalytic process of hydrogenation?’ By actively recalling this information and explaining the process, they engage more deeply than mere reading.
For history, rather than memorizing dates, a student could ask, ‘How did the Louisiana Purchase impact westward expansion?’ This prompts them to consider broader implications, enhancing their contextual understanding.
In literature, transforming a reading assignment into questions such as ‘What themes are present in 'The Great Gatsby' and how are they represented through the characters?’ helps the student analyze the text critically, improving retention and engagement.
How to apply it
- Step 1: Identify the key concepts or topics you need to study.
- Step 2: Formulate specific questions that require detailed answers or explanations.
- Step 3: Create varied formats for your questions, such as fill-in-the-blank, multiple-choice, or descriptive.
- Step 4: Test yourself regularly on these questions, ideally in spaced intervals to enhance retention.
- Step 5: Reflect on your performance; adjust the questions based on what you struggled with.
- Step 6: Discuss these questions with peers or study groups to gain different perspectives.
- Step 7: Assemble a final review set of your best questions for each subject before exams.
Maria struggled with biology, consistently scoring below a passing grade. Recognizing that simply re-reading her notes was ineffective, she began employing active recall. She started formulating questions about each chapter and quizzed herself nightly. Over six weeks, her scores increased from an average of 68% to a startling 92%. By exam time, Maria felt prepared and confident, capturing her first ‘A’ in the subject.
Common mistakes to avoid
- Not varying question types; to avoid this, ensure you mix question formats to test different skills.
- Creating too vague or general questions; always aim to formulate specific questions that require critical thinking.
- Failing to review incorrect answers; reflect on mistakes to close knowledge gaps and reinforce learning.
- Formulating specific questions enhances critical thinking and retention.
- Varied question formats assess understanding from multiple perspectives.
- Regular self-quizzing solidifies knowledge and boosts confidence.
Incorporating Spaced Repetition
Spaced repetition is a powerful tool that can significantly enhance the effectiveness of active recall. Instead of cramming information into short study sessions, spaced repetition encourages you to revisit the material at increasing intervals over time. This method leverages the 'forgetting curve'—the idea that we forget information over time unless we reinforce it. By incorporating spaced repetition into your study routine, you can effectively combat the natural decline of memory retention and ensure better long-term recall during exams.
When used in tandem with active recall, spaced repetition creates a dynamic cycle of testing yourself and then revisiting information just as you're likely to forget it. For example, after studying a topic, you may test yourself the next day, then after three days, a week later, and finally a month later. This not only solidifies your understanding but makes studying less overwhelming, as you space out your learning rather than trying to fit everything into last-minute cram sessions.
Additionally, spaced repetition allows you to focus on areas that are more challenging or need more reinforcement. By tracking your progress, you can identify which concepts require more attention and adjust your study schedule accordingly. This tailored approach ensures you’re not just rote memorizing but truly grasping the material in a way that it becomes second nature for you during tests.
Ultimately, embracing both active recall and spaced repetition transforms your studying from a passive activity into an engaging process where you are actively involved in your learning. This not only boosts confidence but also increases the likelihood of achieving better grades and mastering the subject matter.
Why it matters: Implementing spaced repetition alongside active recall shifts your study habits from ineffective memorization to efficient mastery, freeing up time and reducing anxiety about exams.
Think of it this way: Think of learning as a garden; without regular watering (spaced repetition), plants (knowledge) will wither and die, no matter how good the seeds (information) are.
Imagine you’re studying for an AP Spanish exam. Instead of reviewing vocabulary every day for a week before the test, you review it today, then again in two days, a week later, and a month out. This pacing helps reinforce memory through timed recall.
In a biology class, you learn the parts of a cell. Instead of waiting until the night before the final, you review your flashcards today, then revisit those same cards two days later. By the time the final comes, you know that information backward and forward, rather than just barely remembering it.
Consider a student studying calculus. They might use spaced repetition to review complex formulas every other day, gradually increasing the gaps between reviews as they become more confident. By the final exam, they can solve problems rapidly, having fully integrated those formulas into their understanding.
How to apply it
- Step 1: After each study session, create flashcards or a digital quiz on the material you've just learned.
- Step 2: Use an app like Anki or Quizlet that incorporates spaced repetition algorithms to schedule your review sessions.
- Step 3: Review the material the following day, then set additional reminders to revisit the same content in two days, a week later, and a month after that.
- Step 4: Test yourself with active recall during each review session, trying to remember definitions or concepts before flipping the card or checking the answer.
- Step 5: Identify which topics challenge you the most and prioritize these areas during your next reviews.
- Step 6: Adjust the intervals based on your performance – if a topic feels familiar, extend the time until your next review; if it feels tough, shorten the interval.
- Step 7: Track your progress and adjust your study plan weekly to reflect improvements and areas that need reinforcement.
Jessica struggled with her chemistry class throughout the semester, often forgetting critical concepts during tests. Realizing cramming wasn't working, she implemented spaced repetition and active recall. She set up a flashcard system where she reviewed the periodic table today, then again in two days with a quiz format. By the time finals approached, she was recalling information instantly. Her grade improved from a C to a solid B+, thanks to her consistent, spaced approach.
Common mistakes to avoid
- Failing to space out review sessions; instead, set precise gaps to avoid cramming.
- Not actively recalling the information before checking the answers; always test yourself first!
- Using too many topics at once; instead, focus on fewer topics per session for better retention.
- Spaced repetition enhances memory retention significantly by providing timely reviews.
- Active recall reinforces learning by preventing passive study habits.
- Consistent practice leads to increased confidence and decreased anxiety about tests.
Measuring Your Progress
Tracking your progress in the context of active recall is crucial for identifying areas that need improvement and for reinforcing effective methodologies. By systematically measuring your retention over time, you can adapt your study habits, optimize your learning strategies, and allocate your study time more effectively. This process also empowers you to develop a growth mindset, as you can see tangible evidence of your improvements. It’s about transforming metrics into motivation, allowing you to see how consistent effort yields results.
For example, utilizing tools like flashcards allows you to quantify how many questions you can recall correctly versus incorrectly. This enables you to pinpoint specific subjects or topics that require more focus. Moreover, leveraging technology, such as apps designed for spaced repetition, can provide analytics on your performance, helping you visualize your progress. Consistent tracking not only leads to substantial retention but also reduces anxiety, as you can accurately gauge your preparedness for upcoming exams.
Establishing metrics for success also facilitates better planning for future study sessions. With concrete data, you can decide whether it's beneficial to review certain topics or if you can confidently move on. This data-driven approach confers a sense of control over your education, fostering not just academic success, but also personal empowerment as you actively engage with your studies.
In summary, measuring your progress equips you with a clearer understanding of your learning journey, helping you refine your strategies and reinforce your knowledge. It’s an essential part of the learning process that transforms studying from a passive endeavor to an active, engaging activity that leads you toward your academic goals.
Why it matters: This practice alters the trajectory of your academic journey by instilling confidence, fostering strategic improvement, and reinforcing your commitment to effective studying.
Think of it this way: Measuring progress in learning is like a coach tracking an athlete's performance. Just as athletes review their stats to improve and strategize for the next game, students can monitor their retention to refine their studying strategies for better outcomes.
After 3 weeks of studying with active recall, Emily tracked her performance using flashcards for her biology class. Initially, she could recall 60% of the material correctly. After focusing on the facts she struggled with, she saw an improvement to 85% in just one week, showcasing her retention growth.
In a statistics class, Mark utilized an app that provided analytics to track his active recall sessions. He discovered that he recalled 50% of concepts from the first chapter. By adjusting his study approach and spending additional time on challenging areas, his recall rate soared to 75% in two weeks.
Sarah kept a detailed journal of her active recall sessions for her history exam. It started with her answering 40 of 100 questions correctly. By dedicating more time to reviewing critical periods in American history and measuring her weekly progress, she improved her score to 80 out of 100 by the end of the month, dramatically enhancing her retention.
How to apply it
- Step 1: Choose a specific topic you want to study and create a set of flashcards or use an app designed for active recall.
- Step 2: Take your first retrieval test by attempting to answer the questions on the flashcards without looking at the material.
- Step 3: Record the number of questions answered correctly and incorrectly in a study journal or spreadsheet.
- Step 4: Analyze which topics or questions you struggled to remember and plan to revisit these areas in your next study session.
- Step 5: Repeat this retrieval practice every week and note your progress. Aim to increase your correct responses by at least 10% each time.
- Step 6: Use analytics from any learning app you're using to visualize your improvement over time.
- Step 7: Adjust your study methods based on your tracking. If certain topics consistently lead to incorrect answers, allocate more time to those areas.
Jake was a junior struggling with chemistry. He found traditional studying methods unhelpful. After applying active recall combined with a tracking system in a 4-week span, Jake started with a recall rate of 45% on his first practice test. By organizing his study sessions to focus on weak areas, he gradually improved his recall rate to 90% by the end of the month, passing his exam with a 93%. He documented each step, which motivated him to continue using metrics for subsequent subjects.
Common mistakes to avoid
- Failing to set specific goals: Ensure you define clear targets for improvement to focus your efforts effectively.
- Not reviewing incorrect answers: Always reassess why you got certain answers wrong to avoid repeating mistakes.
- Overlooking time management: Dedicate specific study time for tracking progress as part of your weekly study plan.
- Measuring progress helps identify areas in need of improvement.
- Tracking retention reinforces a sense of control over your learning.
- Consistent data-driven reflection turns studying into an active endeavor.
Applying Active Recall Across Subjects
Applying active recall across various academic disciplines involves adapting the technique to the unique characteristics and demands of each subject. For instance, in STEM fields like biology, students can benefit from flashcards that test them on key terms and processes, such as the steps of cellular respiration. In humanities subjects, such as history, summarizing events in a timeline format can prompt recall of significant dates and consequences, fostering a conceptual understanding of cause and effect. By contextualizing active recall exercises to suit each discipline, students engage with the material more meaningfully, ensuring a deeper grasp of the subject matter.
Moreover, active recall enhances retention by requiring students to retrieve information rather than passively consume it. This retrieval practice strengthens neural connections in the brain, making it easier to recall the same information in the future. Engaging with material actively—whether through summarizing, teaching others, or completing practice tests—aligns with how our brains naturally learn, thereby improving long-term retention and understanding.
Even more pertinent is the idea that each academic field has its own language, concepts, and methods of inquiry. Thus, employing active recall effectively requires recognizing these differences. For example, in mathematics, practice problems can serve not just as recall drills but as critical thinking exercises that solidify concepts. In contrast, literature students might use open-ended questions that force them to analyze themes and character motivations, further deepening their engagement with the text.
Incorporating discipline-specific examples into active recall practices not only makes learning more relevant and engaging but also allows students to connect disparate knowledge areas, thereby transferring skills and insights across subjects. This holistic approach enhances students' confidence as they master content, empowering them to tackle exams and assignments with greater assurance.
Why it matters: This approach transforms a student's study routine by turning passive learning into an active, engaging process—making it not just effective for exams but for lifelong learning.
Think of it this way: Think of learning like lifting weights; you don’t build muscle by simply staring at the dumbbells. You need to pick them up and lift them repeatedly for real growth.
In a biology course, a student spends 30 minutes creating flashcards for cellular respiration, testing themselves on the stages and outcomes. By consistently reviewing these flashcards using spaced repetition, they improve their test scores from a 75% to a 90% on assessments.
A history student creates a timeline of the American Civil War with key events. When using this timeline to quiz themselves, they notice they can more easily recall significant dates and analyze causes and effects, leading to a final exam score improvement from 70% to 85%.
In a literature class, a student practices active recall by summarizing chapters of 'To Kill a Mockingbird' in their own words. This method allows them to grasp character motivations better, ultimately raising their essay scores from 60% to 80%.
How to apply it
- Identify key concepts or topics within the subject you are studying.
- Create flashcards or practice quizzes for these concepts, ensuring each card focuses on retrieval rather than recognition.
- Schedule regular study sessions, utilizing spaced repetition to revisit the material at increasing intervals.
- Apply the 'Feynman Technique' by explaining the concepts in your own words, as if teaching someone else.
- Engage in comparison activities between different topics to draw connections and enhance understanding.
- Test yourself under exam-like conditions to simulate pressure and improve retrieval skills.
- Review mistakes from quizzes or practice tests to understand what you need to focus on further.
Sarah, a college freshman struggling with biology concepts, initially relied on re-reading her notes, scoring below average. She discovered active recall through flashcards and practice quizzes. By creating 100 flashcards for cellular processes and reviewing them weekly with spaced repetition, Sarah raised her grade from 68% to 92% over one semester.
Common mistakes to avoid
- Relying too heavily on simple memorization without testing recall; ensure you create active questions.
- Neglecting to space out study sessions; plan a dedicated schedule for retrieval practice.
- Failure to revise mistakes; review incorrect answers to understand gaps in knowledge.
- Applying active recall to each subject makes learning relevant and impactful.
- Regular testing enhances long-term retention of information.
- Understanding the language of different disciplines helps in tailoring recall practices effectively.
Conclusion and next steps
You now have a solid foundation on the topic. To turn reading into results, start here:
- Create a checklist of active recall questions for your next study session.
- Set a schedule for consistent self-testing throughout your semester.
- Join a study group to share active recall techniques and insights.
- Use flashcard apps like Anki to practice spaced repetition.
- Reflect on your learning process and adjust your strategies as needed.
Frequently asked questions
How often should I incorporate active recall into my study habits?
Aim to practice active recall at least two to three times a week, incorporating it into your study routine, just like regular workouts. Each session should be short but focused and you should adapt your frequency based on your comfort with the material.
How often should I practice active recall to see improvements?
Aim for 3-5 short sessions per week, integrating active recall into your study schedule. Frequent, short bursts of testing are more effective than long, infrequent cramming sessions.
How can I keep my questions fresh and engaging?
Consider using themes or current events related to the subject you're studying. This can inspire new angles for your questions and make them more relevant.
How do I know if spaced repetition is working?
You should notice that you can recall information with less effort over time, and your confidence in the material increases with each review.
How can I effectively measure my progress if I have multiple subjects?
Try organizing a separate tracking sheet or journal for each subject. Use common metrics, like the percentage of correct answers, and adjust your study methods based on the performance metrics you gather from each subject.
How can I implement active recall in a subject that is primarily theoretical?
Start by breaking down the theoretical concepts into key elements. Use flashcards to quiz yourself about definitions and principles. Consider summarizing theories in your own words and teaching them to a friend, which reinforces your understanding.
Glossary
- Active Recall
- A study technique where learners engage in retrieving information from memory, enhancing retention.
- Spaced Repetition
- A method that involves increasing intervals of review over time to combat forgetting.
- Flashcards
- Study aids that feature a question on one side and the answer on the other, used for active recall practice.
- Metacognition
- Awareness and understanding of one's own thought processes, crucial for self-directed learning.
- Self-Testing
- An assessment method where students evaluate their understanding of the material by answering questions.
- Forgetting Curve
- A concept that illustrates how information is lost over time when there are no attempts to retain it.
- Tracking Sheet
- A tool used to systematically note down performance metrics and monitor progress in learning.
- Retention Rate
- The percentage of information successfully recalled during study sessions, used to gauge learning effectiveness.
- Feynman Technique
- A method of learning that involves explaining a concept in simple terms as if teaching it to someone else.
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