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.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

Here's a pressed leaf card project that puts science and writing together for your second grader.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

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.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

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

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.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?