In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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

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.

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.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.