What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

This science fair project idea determines which method of hand cleansing is the most effective.

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

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

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.