Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

This science fair project idea investigates the difference in reaction times between boys and girls.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Take a trip to the pet store and then make a scrapbook to help your kindergartener learn the difference between living and non living things!

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Find out which kind of bubble wrap fares best when put in impact.

Your preschooler is familiar with the colors in their crayon box, but can they find these colors in the world? Take them on a scavenger hunt to find out!

Find out which type of sponge holds the most water.

Find out whether matte or shiny nail polish lasts longer.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Find out whether putting something on top of a plant will inhibit its growth.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

In this fun experiment, we'll find out how color affects heat absorption!

How powerful is the reaction between baking soda and vinegar? Find out here!

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.