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.

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.

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

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:

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 this easy composting dessert and then enjoy the yummy results!

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

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

Show your preschooler how to create a simple windsock using a colorful piece of tissue paper, a pipe cleaner, and yarn.

This simple activity is not only fun, it's also a useful way to organize children's closets — and offer kids some autonomy to boot.

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.

Help your preschooler practice observing and experimenting with this exciting activity where they'll get to examine objects below the water's surface!

Here's a simple science activity that will help your child better understand how wells bring us water.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

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

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!

Encourage your child to jump into sea creature science by creating her own colorful "socktopus" sculpture.

Your child will create an adorable Christmas tree from their footprint and practice counting while decorating their tree with objects of a variety of textures.

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

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.

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

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

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

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.

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

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

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!