Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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

Help your child celebrate the summer and the sun by making a sandy seascape.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

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.

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

Slip some science into storm watching with a homemade rain gauge!

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

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

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.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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!

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

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.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

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

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

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

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

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.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

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

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.