This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

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

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This project examines whether people's taste perception is influenced by what they see.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Allow your first grader to get his artwork outdoors this summer by letting him create a garden art box for his arts and crafts supplies.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

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

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

What better way to nurture your child's imagination than by making a fairy house out of materials found in nature!

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

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

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.