Scaffold with Examples and Counterexamples
Show the smallest working instance. For recursion, use a two-level Russian doll; for SQL joins, two tiny tables. Minimal examples reduce noise, expose essentials, and give learners an immediate win to build confidence.
Scaffold with Examples and Counterexamples
Contrast a correct example with a tempting mistake. Side-by-side comparison sharpens judgment. When teaching probability, show why two independent coin flips are not affected by past results—then explain the gambler’s fallacy gently.