Buki75 Chemical-Free ExperimentsUses Common Household Products like Salt, Vinegar, and FlourInstruction Sheet with Color IllustrationsAges 8+A chemistry set with 75 safe, chemical-free experiments! Perform fun scientific experiments with common household products like salt, vinegar and flour. Which has the most acidic pH out of water and orange juice? How do clouds form? How can you make a heavy object float? Instruction sheet with color illustrations. Recommended age :8 years +