Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

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

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

In this activity, your child will be challenged to make a tower using paper cups.

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

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

Who says snow globes are just for winter? Help your child create a summer version with this fun art project!

Your child can use Styrofoam, green paint and toothpicks to create her own cactus plant sculpture.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

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

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This science fair project teaches students about wilting and browning of salad greens.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

Take a closer look at the soil that surrounds us, and give your child a lesson in Geology 101!

How do organic materials become soil? This science experiment measures what materials biodegrade.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!