In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

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.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

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

Explore scientific concepts with this experiment that introduces kids to the scientific method!

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Challenge your learner to design and build a city of their own in this creative engineering activity.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

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

Help your kindergarten science maven explore the water cycle without getting everything wet.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

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.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.