Make induction βclickβ with a tight, classroom-ready lesson built around the domino analogy. Students learn the 4-step structure (base case, inductive hypothesis, inductive step, conclusion) and apply it to classic proof families: sums, exponent rules, and divisibility. Includes a fully worked example for the sum of 1β¦n, clear prompts, and practice items ideal for discussion, paired work, or assessment.