Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

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!

Make this delicious warm apple bread for Hanukkah.

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

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

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

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.

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

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!

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

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

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

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!

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

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

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

Use familiar household items and decorations to turn estimation into a fun game!

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

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

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

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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

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

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

How powerful is the reaction between baking soda and vinegar? Find out here!

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 science fair project idea identifies clouds as a means of predicting the weather.

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