Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

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

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Try this arts and crafts activity with your preschooler: make bread from yeast dough to teach her about the science behind bread baking.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

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.

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.

Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

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

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Make this easy composting dessert and then enjoy the yummy results!

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Did you know magnifying glasses are magic? This hands-on activity has kids using magnifying glasses to engage with the world around them and look close to examine what they find.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

This science fair project idea investigates if fats add to the flavor of food.

Have your little astronaut create her own crater-filled moon with this fun craft project that encourages learning about the final frontier.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

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

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.