Angry Bucket experiment with lycopodium Zince and HCl in a single displacement reaction. Hydrogen balloon! Getting an egg into a jar with atmospheric pressure Launching coconuts with a catapault Hydrogen gas test tube popping Lighting methanol vapor on fire Whoosh! bottle. Flame test with different salts Potassium chlorate and Gummy bears@ Warm and Cold Coke and Mentos Blowing up an egg with hydrogen gas Blowing up an egg take 2 Iodine gas sublimation Elephant toothpaste demo Glycerin and potassium permanganate experiment Carving a pumpkin with acetylene gas generated from calcium carbide and water Making slime with white glue and borax