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!

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

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

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.