What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Teach your child how butter is created by shaking up cream the old-fashioned way.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

This science fair project idea compares biodiversity between drops of water.

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

This science fair project idea determines which method of hand cleansing is the most effective.

Explore if planting seeds in a certain direction will affect how fast it germinates.

This surprisingly good glue recipe comes from common kitchen items.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

In this activity your child will create their very own marble maze!

This project examines whether people's taste perception is influenced by what they see.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

This science fair project idea determines what household items are good conductors of electricity.

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

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.