Growth

Choose methods from mixed problems

Whenyou start practice after learning methods

Mix a few examples from two familiar, easily confused problem types. Before solving each, name the clue that selects the method. Solve, check the answer and correct any wrong choice of method.

Make it easier
Review one solved example of each type first.
Make it harder
Add a third familiar type.
Progression
Add variety when choices are usually right and you can name the clues.

Start tiny

Choose and check the method for one problem.

Evidence grade AMeta-analysis, evidence-based guideline, or repeated findings

Brunmair & Richter (2019), Similarity Matters: A Meta-Analysis of Interleaved Learning and Its Moderators, Psychological Bulletin. Read the source ↗ Benefits vary by material; most useful here for confusable categories or problem types, not random subject switching.

Growth: Supporting habits that improve the conditions for useful repetitions: preparation, consistency or necessary recovery.

From the screen to the fridge

Keep your practice in sight.

Library cards are free to read and print. Choose the ones you’ll use, put them where their cues happen, and keep returning to the practice. Our boxed collections are separate printed editions.