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 balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Start your toy engines -- this is going to be a fast and friction-filled race!

Using a toy race car kids create a visual model of the Doppler Effect.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!