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Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

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

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!

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

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

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

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

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.