Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Slip some science into storm watching with a homemade rain gauge!

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

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

In this project, the affects of vitamin E are observed on a rose petal.

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

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

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!

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

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.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!