Practice measurement using centimeters in this fun math race designed for your second grade student!

Invite your second grader to help you measure and mix these fresh, cool concoctions!

Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

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?

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

Get your child excited about measuring with this fun and easy household measurements activity.

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!

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.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

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.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Do you think heat can affect a plant's growth rate?

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

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 learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?