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What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

This science fair project examines how seeds hitchhike on animals and clothing.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

This easy project for little hands uses mushroom spores to make an imprint of the mushroom, and the result is very beautiful.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Learn all about balance and motion as your child designs a corn maze!

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

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

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

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

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

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 will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.