⚔️ Proof Duel

Pick a kit — then 2–4 players take turns on one device, or join an online room by code. Same questions for everyone; highest first-try score wins.

Choose a kit

Kit 1: Logical Thinking Basics grades 4-5 · 25 questions Kit 2: Patterns and Conjectures grades 4-5 · 25 questions Kit 3: Deductive Reasoning grades 5-6 · 25 questions Kit 4: Inductive Reasoning grades 5-6 · 25 questions Kit 5: Mathematical Arguments grades 5-6 · 25 questions Kit 6: Visual and Geometric Proofs grades 6-7 · 25 questions Kit 7: Famous Problems and Puzzles grades 6-7 · 25 questions Kit 8: Proof Techniques grades 7-8 · 25 questions Kit 9: Direct Proof Methods grades 7-8 · 25 questions Kit 10: Proof by Contradiction grades 7-8 · 25 questions Kit 11: Counterexamples & Disproof grades 6-8 · 25 questions Kit 12: Mathematical Induction Intro grades 7-8 · 25 questions Kit 13: Cross-Topic Connections grades 5-6 · 25 questions Kit 14: Real-World Applications grades 6-7 · 25 questions Kit 15: Misconceptions & Reasoning grades 6-7 · 25 questions Kit 16: Advanced Synthesis grades 7-8 · 25 questions