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

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?

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

Practice of math facts is usually limited to drill sheets and flashcards. But kids are more likely to tune in to math facts if practice is presented as a game!

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

Defend your cards in this multiplication math game! Your kid will enjoy using strategy to build equations and win points in this activity.

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.

Try this fun math card game with your third grader to practice division, addition, and problem solving!

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

Probability can be a tough concept to master. Try playing this fun card game in order to help your third grader understand it a little better.

Here's a math activity that uses coin riddles to help your third-grader improve his coin-counting and logical thinking skills.

Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

What's your problem? I'll show you my math if you show me yours! Critical thinking and computation skills are the focus of this strategic math card game.

This footwear-focused activity introduces fractions as part of a set and it's the perfect way to generate excitement about fraction concepts.

This activity is a great starting point for practicing mental math because it is quick, easy and involves only simple addition facts.

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

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

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.

Expand on your childâs time-telling skills by helping him learn how an analog clock and a digital clock correspond.

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.

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.

Graph are a great way to organize information. Your child will get to practice graphing by creating a bar graph and a pictorial graph of her friend's names.

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

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

Help cement the concept of place value with this simple activity that involves creating a set of dials made from Styrofoam cups.

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

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

Okay, engaging in a graphing activity may sound ho-hum, but if you use fun data, it changes the picture entirely.

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.

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