Experiments
For parents with curious kids who are looking for a way to make their kitchen extra messy on weekends.
Showing 5 of 7
Water-bottle rocket
Pressurized air pushes water out the nozzle; the bottle goes the other way (reaction force).
physics · Oct 10, 2026
Cornstarch thickening fluid (Maïzena)
Some mixes feel liquid when you pour slowly and solid when you poke or squeeze hard.
physics, sensory · Sep 26, 2026
Baking-soda volcano
Vinegar and baking soda make a gas (bubbles) that can push liquid up and out of a glass.
chemistry · Sep 19, 2026
Salt ice fishing
Salt can melt a little ice into water; that water can freeze again around a string. A thin wire squeezed onto ice melts a path, and the copper carries the refreezing heat down to keep it going; the ice closes up behind.
physics, chemistry · Sep 12, 2026
Cinnamon soap rush
Soap can weaken the “skin” on water so floating powder suddenly rushes away.
physics, sensory