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 4 of 9
Cornstarch thickening fluid (Maïzena)
Tested at home15 minHigh mess
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
FeaturedTested at home60 minHigh mess
Density 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
Ice Paint
Idea30 minHigh mess
Ice Paint
Ice melts into color — temperature and time change the art as you go.
Ages 1-2, 3-5 · art, chemistry
Pour Station
Idea20 minHigh mess
Pour Station
Pouring builds control, patience, and early volume sense — full, empty, more, less.
Ages 1-2, 3-5 · motor, math