Accelerated Learning: Understanding the Science Behind It
The science of accelerated learning: spaced repetition, retrieval practice, interleaving, sleep, and deliberate practice — what research actually...
All Learning Science Knowledge in Concepts
A complete A–Z index of every Learning Science Knowledge article on When Notes Fly, part of our Concepts coverage. New to the topic? Start with the foundational explainers, then move on to case studies and applied frameworks. Returning for something specific? Use the list below to jump straight to it.
For the latest pieces newest-first, see the Learning Science Knowledge section. For related ideas across the section, see the Concepts archive. How we research and review articles: editorial standards.
Browse All Learning Science Knowledge Articles
Cobra Effect in Education: When Incentives Backfire
Education incentives often backfire. Learn how teaching to the test, grade inflation, and teacher performance pay undermine learning — and what...
Deliberate Practice Explained
Deliberate practice is focused training with immediate feedback that pushes beyond current ability to build expertise through systematic improvement.
Double-Loop Learning: How Organizations Learn from Errors
Double-loop learning, developed by Argyris and Schon, goes beyond fixing errors to questioning the assumptions that caused them.
Feynman Technique: Accelerate Learning with Evidence
The Feynman Technique explained with the cognitive research that supports it. Four steps, worked examples from physics to coding, and why teaching...
How Experts Build Mental Representations
Chess masters see board positions as patterns, not individual pieces. Experts chunk information into meaningful units, enabling fast pattern...
How Learning Actually Works According to Science
Re-reading and highlighting feel productive but are weak learning methods. Retrieval practice, spacing, and interleaving create durable understanding.
How Learning Works: A Research Guide to Learning Science
A structured guide to the core mechanisms of learning science: the forgetting curve, testing effect, spaced repetition, deliberate practice, cognitive load, metacognition, and learning myths debunked.
How Memory Retention Really Works
Encoding creates memories; storage preserves them; retrieval strengthens them. Testing yourself embeds knowledge better than re-reading ever could.
How to Build Real Expertise
Deliberate practice pushes beyond comfort zones with feedback. Time alone doesn't create expertisefocused effort at the edge of ability does.
How to Learn a New Skill as an Adult
Adult learning science shows spaced repetition, retrieval practice, and deliberate practice outperform passive study.
How to Read Faster Without Losing Comprehension
Speed reading promises 1,000 words per minute. Research says otherwise. Learn what actually limits reading speed and what techniques genuinely work.
Knowledge vs Information Explained
Information is raw facts; knowledge is information integrated with understanding, context, and application. Reading alone is not learning.
Learning Myths That Refuse to Die
Learning myths debunked: Learning styles have no evidence, 10% brain myth is false—you use all of it, left-brain/right-brain is oversimplified.
Learning Science Evidence Map: What the Research Actually Shows
A sourced evidence map of core learning-science findings: each technique rated by evidence strength and effect type, with every claim linked to a named peer-reviewed study.
Nine Methods to Learn Anything Faster and Effectively
Nine evidence-based learning methods including active recall, spaced repetition, Feynman technique, and deliberate practice, with study schedules...
Spaced Repetition Explained
Review information right before you forget it. Each successful retrieval strengthens memory more than re-reading does. Spacing beats cramming.
Spaced Repetition: The Most Efficient Way to Learn Anything
How spaced repetition works from Ebbinghaus to FSRS: the forgetting curve, SM-2 algorithm, Anki implementation, optimal intervals, and the...
Tacit Knowledge: Understanding Unwritten Expertise
Tacit knowledge is the expertise you have but cannot fully articulate. Learn Polanyi's concept, why it matters for organizations, and how to...
The Feynman Technique: Master Learning by Teaching
The Feynman Technique is a 4-step learning method that uses simple explanation to expose gaps in understanding.
The Testing Effect: Quizzing Yourself for Better Retention
The testing effect is one of the most robust findings in learning science: retrieval practice produces better long-term retention than repeated...
Think Critically: Science and Practical Steps for Reasoning
What cognitive science, forecasting research, and epistemic psychology reveal about why reasoning fails and how to actually improve it.
What Is Cognitive Load and Why It Matters for Learning
Cognitive load theory explains why learning sometimes fails. Learn about Sweller's three types of cognitive load and how to reduce extraneous load...
What Is Microlearning and Does It Work
Microlearning delivers training in short, focused bursts. Learn what cognitive load theory says about it, when it works, and when deeper learning...
Why Most Learning Fails
Most learning fails because of illusion of mastery, passive consumption without testing, lack of retrieval practice, and insufficient spacing over...
Why Reading Makes You Smarter: Insights from Neuroscience
From Maryanne Wolf's deep reading research to Keith Oatley's fiction and empathy studies: what neuroscience and cognitive psychology reveal about...
Why Repetition Alone Does Not Create Knowledge
Repetition alone doesn't create knowledge because it's passive. Re-reading builds familiarity, not understanding. Knowledge requires active retrieval.