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.

Take math off the page and into the real world. This simple game gives kindergarten kids hands-on practice with basic addition.

This very physical game gets math off the page and into the real world-- and it works on number sense and estimation, key skills for kindergarten readiness.

Give your child some practice with even numbers, while creating a cute Christmas keepsake. Create this skip counting book.

Help your kindergartener practice counting from one to ten with this fun outdoor activity. Make a "My Backyard Counting Book" to review counting to ten.

Make a mixed up animal collage and help your preschooler build her visual arts and math skills along the way.

Help your child identify numbers with this fun preschool math art activity! Explore different textures and colors as he learns numbers.

Practice math and social studies skills with this fun game based on the Battle of Lexington and Concord.

Do this fun activity that uses stickers to help your kindergartener with counting, basic addition, and one-to-one correspondence.

This St. Patrick's day, stretch your child's social studies and math skills with this fun, cooperative learning game.

The Kindergarten Personal Record Book makes measurement fun & active! Kids record their vital statistics from head to toe using unusual tools like paper clips.

Help your kindergartener review shapes - and build early reading skills - with this creative book project.

In this activity, your child will learn to name the numbers from 1 through 5 and they'll practice their counting skills.

Does your fifth grader need a study buddy for geometry? Forget about a tutor. Help him make his own geometry dictionary!

Practice measurement using centimeters in this fun math race designed for your second grade student!

Learn how to count in Spanish. Your child will practice her numbers and build her reading skills while learning a bit about Latino culture along the way.

Create a counting book, in order from 1-30, to help your child figure out a variety of ways of recognizing and representing numbers.

This simple bookmaking activity will introduce and reinforce alphabet and number recognition skills that have been taught at home or learned in preschool.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

First grade math includes lots of work with two-digit numbers. Here's an activity to help kids practice recognizing and sequencing numbers from 1-30.

This flexible activity for preschoolers features jellybeans, counting, coloring, and the five senses.

In this preschool counting game, kids learn to count with their fingers, but without their eyes!

Use empty soda bottles to create a fun bowling set that helps your first grader practice addition skills!

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Your kindergartener will learn basic math concepts and create a beautiful keepsake with this African flag reference book.

Science fair project that cultivates slime mold and monitors the stages of its development.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

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