This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

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!

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Set your teen on the beat in a real world "crime scene" investigation. Can he tell whose fingerprints are on a drinking glass?

Introduce your child to science with something they see everyday--their shadow!

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

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

Show your teen how to make her own beeswax lip balm. It's one of the simplest do-it-yourself activities, and it's fun to make!

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

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

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

The purpose of this science fair project is to build a basic radio.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.