Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

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

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

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.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Learn how different types of soil affect how animal tracks form in this experiment!

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This science fair project idea examines whether boys and girls differ in reflexes.

Use pepper and soap to discover some fun facts about the properties of water.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

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

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

Construct and experiment with a periscope using reflected light rays to gather an image.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.