In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

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

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.

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

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

I scream, you scream, we all scream for homemade spearmint ice cream!

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

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!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

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

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!

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!