hydrogen peroxide + potassium iodide
Flammable gas in jars (danger: Alcohol is fine)
kitten stepping on boobs
The simple physical chain reaction is also fascinating
The rotating boric acid flame is very magical
After the pencil is powered on, what's left at the end?
Steel wool and batteries react like magic
After throwing a pound of sodium into the lake...
a²+b²=c²
Ammonium dichromate burns like a monster out of the cage