In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

This classic children's game demonstrates how sound travels through air vs. through a solid.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

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

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.