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This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

Children use their design thinking skills and powers of observation to create and construct a bird nest.

Have your kid build an ice sculpture in this activity that's so fast, fun, and messy it's the perfect way to demonstrate how much fun experiments can be!

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Help your child make a beautiful homemade sandcastle that will last!

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

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Build a bird feeder science craft that brings birds to your yard, and a smile to the whole family's face.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Give your child a chance to experiment with how things grow. And throw in something extra to up the fun factor even more...her very own grass pet!

Plant a mini herb garden and teach your child about science and nature.

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

In this science fair project, young children notice and track changes in trees throughout the year.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!