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!

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

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

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

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

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

What do you get when you combine science and fairies? Fairy scientists who make their own potion, of course! This activity promotes critical thinking skills as your child mixes, experiments, and creates their very own fairy potions.

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!

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

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

Make frog feet sponge prints with your child for a fun and educational crafts activity.

Help your child hunt and capture bugs to observe to practice important science skills and satisfy her curiosity simultaneously!

Teach your preschooler some physics that she can relate to with this fun and simple activity!

Here's an arts and crafts activity for preschoolers and pre-kindergarteners: build brick buildings with homemade mud bricks made from dirt and water.

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

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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!

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

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

In this activity, your child will be challenged to make a tower using paper cups.

This fun and crafty activity is easy enough for your child to lend a helping hand and makes a great indoor or outdoor game.

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

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

This crafty activity provides a hands-on way for your child to illustrate how the trees look during each season of the year.

This preschool activity uses paint chips to help your child learn about different shades of colors and how to find different colors in nature.

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

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