This science fair project idea investigates the hardness property of minerals.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

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

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

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

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

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.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Help your young learner discover why the insects that a spider eats stick to its web but the spider doesn't.

Hunt for natureâs treasure, the many different products made by trees!

Teach your child about healthy foods and how to make a meal that is good for them with this fun activity that you both can do together.

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

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

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

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.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.