This science fair project explores how salt and sugar affect the melting rate of ice in water.

Have your child kick off their summer vacation by making a miniature water slide!

Teach your child the meaning of recycle and reuse by repurposing plastic spoons as plant markers for your vegetable garden.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

Your child will be delighted to learn about and gaze upon his favorite constellations with this set of stellar homemade placemats!

This science fair project idea determines how your body responds to allergies.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

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

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

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Help your child plant a "tea garden": a garden made of herbs for making teas.

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

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

Your preschooler wonât need a passport to go on this nature safari! All you need are paper, crayons and a nature trail or your back yard.

Aquariums are usually reserved for fish, but this aquarium will contain creatures from your child's imagination!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

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

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!