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.

This science fair project idea identifies clouds as a means of predicting the weather.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

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.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

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

This science fair project idea deals with the qualities of shade on a sunny day.

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.

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 project tests the hypothesis that dark colors absorb more heat than light colors.

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.

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

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

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?