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

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Graph are a great way to organize information. Your child will get to practice graphing by creating a bar graph and a pictorial graph of her friend's names.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

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.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Get your kids in the kitchen this Fourth of July and celebrate the holiday with some delicious and nutritious kid-friendly recipes!

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Make sourdough bread...and learn some colonial history and modern science in the process!

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Introduce your fifth grader (and friends) to a unique Jewish tradition by paying homage to the Maccabiah games by engaging them in their own makeshift games!

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.