Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Using a toy race car kids create a visual model of the Doppler Effect.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

This science fair project idea explores how length affects the weight a bridge can hold.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

This science fair project idea determines which method of hand cleansing is the most effective.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!