This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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.

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

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

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.

In this activity your child will create their very own marble maze!

Learn all about balance and motion as your child designs a corn maze!

This science fair project teaches students about wilting and browning of salad greens.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

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?

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

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

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

This classic children's game demonstrates how sound travels through air vs. through a solid.

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

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.

Plants and light seem to be good buddies, but how far does the friendship really go?

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

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

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.

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.