Hard
Learn how to measure the gravitational force between two masses using Archimedes' Apparatus!
Medium
Let's find out which blade size and angle is most efficient for a windmill!
Hard
Have you ever seen a bubble that's made of air instead of water? Learn how to make your own underwater antibubbles!
Easy
Have you ever wondered how the shape and mass of an object affects its speed when it sinks through water? Let's find out!
Hard
Find out how to make a car ride smoother and safer by testing the effect of damping on a shock absorber!
Hard
Prove to yourself that Galileo was right! See if a feather and a coin fall at the same speed in a vacuum.
Easy
Suspend a ball in a stream of air and feel the force of the air pushing it back in!
Easy
Have you ever wondered why a steel ship can float, but a steel nail sinks? Let's find out how metal can float!
Medium
Let's find out which type of bridge is the strongest out of three types of bridges!
Easy
Build a rocket car that rolls across the floor using air from a balloon!
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