Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

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

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

Here's an activity that will get your child's attention with a back-to-school shopping spree. He'll use decimal skills to add, subtract, multiply, and divide!

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

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.

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?

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

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

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.

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

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Help your child practice multiplication tables with this mental and physical multitasking game that uses a hula hoop to get into the swing of things.

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.

Try a new approach to working with variables and equations by playing this tic-tac-toe game with your math student.

Try this entertaining and educational math activity that will teach your child how to add and subtract decimals.

Multiplication facts are a necessary skill, and this board game provides a fun way for your third grader to practice them!

When you're studying the Mayflower, numbers can be an important part of the history...and a great chance to practice elementary math!

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

Here's a hands-on way to help your child understand how common fractions can be equivalent.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

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

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

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

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.

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

Teach your third grader about the concepts money and purchasing with this "Mock Card Shop" activity.

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

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.