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.

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.

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.

When the wind starts blowing, you and your child can plant a sponge garden in the comfort of your own kitchen. Here's how:

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

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.

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.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Summer is a great time to work on pre-kindergarten skills that will serve your child well in her first year at school, while having some fun in the sun!

If you find yourself with a pair of kids' rain boots too cute to toss and too worn to wear, try making this fun and easy planter.

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Your preschooler is familiar with the colors in their crayon box, but can they find these colors in the world? Take them on a scavenger hunt to find out!

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

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

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!

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

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

Teach your child about using pumps to move water in this simple and educational preschool science activity!

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

Looking for a fun way to encourage imaginative play? Try crafting these animal dice with your preschooler.

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

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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

How can you tell the difference between a spider and an insect? Your child will find out as he makes a tray of yummy creepy crawly snacks.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Make these homemade shell fossils and introduce your child to the wonders of science!

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

Learn all about balance and motion as your child designs a corn maze!