8 min · age 4-6

Foil Boat Test

Needfoil
Needwater tray
Needpennies or blocks
Time8 min
1

Shape a foil boat.

2

Float it.

3

Add one piece.

4

Change the boat.

Parent check: Use a shallow water tray and supervise small pieces.
Best for: buoyancy, engineering, redesign.
More ways to use this idea: STEM activities for 4 year olds · Engineering activities for 4 year olds