This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

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

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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.

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!

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

If you love the idea of handing out holiday tins of homemade cookies but you're not a baker, chocolate-covered apples are the perfect solution.

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

Have your child construct his own Christmas tree from construction paper while cutting, overlapping and measuring to create an adorable modern design.

During the Passover Seder, many Jewish families pour a cup of red wine for Elijah. This year, help your child create his own welcoming glass for Elijah.

Make this delicious warm apple bread for Hanukkah.

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

This pumpkin dessert recipe tastes like pie but looks like a no-bake cookie.

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.

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.

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

This recipes is so easy your child gets to be master chef for this kitchen activity. He'll bake peanut butter banana oatmeal cookies that happen to be vegan!

This little chick is so cute that your child will want to make a whole flock to call her own.

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?

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

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.

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!

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

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.

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