Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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.

Use pepper and soap to discover some fun facts about the properties of water.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

In this science fair project, students use the streak test to tell minerals apart from each other.

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

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Use the textures found in nature to create your own stationery! This fun, outdoor activity will no doubt inspire your child's creative side.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

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.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

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

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

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

In this design challenge, your child will make a bottle rocket using typical household items.