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

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.

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

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!

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

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.

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

Using plants and other items from the outdoors and clothing they already own, your kids can dress up as any one of the four seasons or simply as a Garden.

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

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!

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

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!

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

In almost every preschool classroom is a sensory table. Learn how to make one at home!

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.