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Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

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

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!