Take paper football to the next level by creating a "field" with objects from around the house. A great indoor and rainy-day activity.

Tangrams are a kindergarten staple, but now it's time to take them to the next level! Get your child started on geometry with this tangram puzzle.

What's my number? Go ahead and guess! This logic game focuses on number sense that suits all ability levels, as players' questions can be simple or complex.

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

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

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

Make fractions easy for your child to understand by incorporating their discussion and practice into meals and cooking that you two participate in together.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

It's important to be able to add and subtract quickly and accurately, and this activity is the perfect way to practice.

Review fractions with your budding mathematician when you play this fun, educational math board game.

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

Recycle old materials to create a fun, brain-teasing maze toy that also strengthens your child's math reasoning skills.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

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

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

Make subtraction practice more fun with this outdoor review game that's great for beginning math learners and more advanced!

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

This is a great game to help your child learn number concepts in multiplication and division.

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

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

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

This activity is based on the popular card game, Slapjack. It's rip-roaring fun, and it reinforces the concepts of odd and even.

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?

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

In this activity, your child will get a review of addition, subtraction, multiplication and division using classic domino pieces.

Make math fun for your child by turning it into a game and challenging him to beat the calculator with this cool math race!

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.

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