Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

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

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Make the abstract nature of time and money easier for your kid to understand with some fun ideas that focus on these concepts.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Nothing chases the blues away like a trip to the boardwalk. Bring the fun home with this do-it-yourself version that sneaks in some math practice.

Prepare for some scary Halloween counting practice! This game encourages players to knock down cylinders and then add to determine their scores.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

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

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?

This fun math card game is a great opportunity to discuss probability with your third grader.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This simple experiment serves as an introduction to the greenhouse effect.

This game is a great way to help your child remember the names of shapes. Give it a go and before you know it, your kid will have all her shapes down pat.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Use the holiday gift giving season as an excuse to give your fourth grader a valuable lesson in making and keeping a budget!

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

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

Declare a "Pocket Day" in your house and help your child practice his addition skills as he counts how many pockets the family is wearing that day!

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

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

If your 2nd grade child asks for time often, encourage him to read time on his own by talking about time throughout the day.

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

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!

Help your kindergartener practice his shape recognition and develop his fine motor skills by making a scarecrow at home.

Based on the popular "I Spy" game, this activity lets your kid practice important skills like number identification and place value.

Help your child sharpen time skills by creating a special day and charting each part in a detailed schedule.

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.

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