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

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

Making your own glass cleaner is easy, effective and inexpensive!

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!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

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

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

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

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!

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

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?

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

This science fair project idea explores whether talking to a plant will help it grow.

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

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.

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

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.