In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

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

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

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 activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

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.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

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

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

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

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.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

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.

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.

Science fair project that examines condensation and the conditions needed in order for dew to form.

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

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

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.

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