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

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!

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Practice conversions within the metric system in this fun math card game for third graders.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

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

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

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

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

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.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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!

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.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

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!

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

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.

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

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

Make this delicious warm apple bread for Hanukkah.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

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