Reaction Duel

Pick a kit — then 2–4 players take turns on one device. Same questions for everyone; highest first-try score wins.

Choose a kit

Kit 1: Properties of Matter grades 4-5 · 25 questions Kit 2: Atoms & Elements grades 5-6 · 25 questions Kit 3: Periodic Table Patterns grades 6-7 · 25 questions Kit 4: Chemical Reactions & Equations grades 6-7 · 25 questions Kit 5: Mixtures, Solutions & Separation grades 5-6 · 25 questions Kit 6: States of Matter & Phase Changes grades 5-6 · 25 questions Kit 7: Acids, Bases & pH grades 6-7 · 25 questions Kit 8: Conservation of Mass in Reactions grades 6-7 · 25 questions Kit 9: Energy in Chemical Reactions grades 7-8 · 25 questions Kit 10: Molecular Structure & Bonding grades 7-8 · 25 questions Kit 11: Organic Chemistry Basics grades 7-8 · 25 questions Kit 12: Environmental Chemistry 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