Experiments
Filter by age, domain, mess, or status. Idea and draft cards are shorter; tested and winner guides are ready for a Saturday morning.
Showing 5 of 9
Cinnamon soap rush
Soap can break the “skin” on water so floating powder suddenly rushes away.
Ages 1-2, 3-5 · physics, sensory
Cornstarch thickening fluid (Maïzena)
Some mixes feel liquid when you pour slowly and solid when you poke or squeeze hard.
Ages 1-2, 3-5 · physics, sensory
FeaturedDensity Layers
Liquids and objects settle based on density — heavier (denser) things sink, lighter ones float. Salt water can change whether an egg sinks or floats.
Ages 3-5 · physics
Magnet Hunt
Some materials are magnetic and some are not — testing is how scientists find out.
Ages 3-5 · physics
Sink or Float
Some objects sink and some float — mass and shape both matter, and guessing is part of the fun.
Ages 1-2, 3-5 · physics