With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

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 will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

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

Help your child learn about animal classification with this fun and delicious activity.

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This simple experiment serves as an introduction to the greenhouse effect.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

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.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Make edible amber fossils with your second grader to explore the fascinating world of science!

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.