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.

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!

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

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

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!

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 slightly messy, but tons-of-fun tactile activity will cement the idea of the land and water as pictured on maps in your young learner's mind.

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

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

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

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

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

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

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

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.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

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!

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!

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!

This fall, make a leaf crown that will encourage creative play and your child's interest in the natural world while you help them build fine motor skills.

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:

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

In the mood for a bit of silly science? Help your child create a truly one-of-a-kind planter out of a potato head!

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

Aquariums are usually reserved for fish, but this aquarium will contain creatures from your child's imagination!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

In this art project, budding entomologists will create a larger than life, moveable puppet version of a praying mantis.