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

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

This science fair project idea explores whether white light can be separated into different colors.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

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.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

In this fun activity, your child will create their very own solar oven to bake s'mores!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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

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.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

I scream, you scream, we all scream for homemade spearmint ice cream!

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

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

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

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Science fair project that examines condensation and the conditions needed in order for dew to form.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

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.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.