Cleaning can be a chore, but not with this sudsy experiment!

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

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

In this CD hovercraft science project, students will construct their own DIY hovercraft.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

This science fair project idea produces sounds by creating vibrations using different objects.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

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 fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

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.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

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.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

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.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

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.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

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 homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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!

Determine whether butterflies like to drink sugar water, salt water, or plain water.

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!