In this science fair project, young children discover what happens when two fluids that have different densities get together.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

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 classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

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

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

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

Using a toy race car kids create a visual model of the Doppler Effect.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

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

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Is that seed alive or not? Here's an exciting way for kindergarteners to make a seed museum that your child can watch, using simple household materials.

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Engineers in training can get started with this simple wheel-and-axle construction activity.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.