On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

This science project examines the history of earthquakes and what we can do to prevent future disasters.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

Learn with makes water molecules work with this fun and easy science activity!

Invite your middle schooler to bungee jump ... with eggs! This experiment will demonstrate Newton's laws of physics in an entertaining way.

Find out whether matching resonant frequencies can cause objects to shatter.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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