In this project children practice the scientific method while playing with puffy paint.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

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

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

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

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Test whether plants can grow without sunlight and water.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

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.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This science experiment tests if dog saliva can really help heal wounds.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

This science fair project idea determines if the color of light affects the growth of plants.

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

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.