![Forces and Motion Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-physics2.gif&w=64&q=75)
Easy
Have you ever wondered why a steel ship can float, but a steel nail sinks? Let's find out how metal can float!
![Forces and Motion Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-physics2.gif&w=64&q=75)
Easy
Can you figure out why some cans of soda sink and others float? Join us in this experiment to find out!
![Forces and Motion Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-physics2.gif&w=64&q=75)
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!
![Forces and Motion Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-physics2.gif&w=64&q=75)
Easy
Can water hold up a weight? Find out by testing the surface tension of water with salt and temperature!
![Forces and Motion Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-physics2.gif&w=64&q=75)
Easy
Build a rocket car that rolls across the floor using air from a balloon!
![Forces and Motion Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-physics2.gif&w=64&q=75)
Easy
Let's find out how far an arrow can go when it's heavier or lighter!
![Forces and Motion Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-physics2.gif&w=64&q=75)
Easy
Let's find out how different surfaces affect how far and fast a matchbox car rolls down an inclined plane!
![Forces and Motion Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-physics2.gif&w=64&q=75)
Easy
How much force do you need to pull an object up a ramp? Find out with this fun experiment!
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