Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

Discover whether a metal will expand under hot water.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.