This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

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.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

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

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Make a backbone model to explore human anatomy and life science.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

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.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.