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?

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.

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

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

Make this delicious warm apple bread for Hanukkah.

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.

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

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

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

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.

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!

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

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.

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.

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

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

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

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!

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

Hiding protein-rich quinoa and a variety of fresh vegetables, these meatballs are the perfect answer to kid food woes.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

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

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

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

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

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.

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

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!