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

Learning to identify prime numbers can be tricky. But this fun card game can make memorizing some basic prime numbers a breeze.

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

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.

Make math fun and easy with this activity that challenges your child to use their addition and multiplication skills to win a race!

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.

Do you think heat can affect a plant's growth rate?

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

Math Facts Game: A mix of musical chairs and Twister meets math. Nipping multiplication problems in the bud was never this much fun!

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.

Use familiar household items and decorations to turn estimation into a fun game!

Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

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

Sharing can be a challenge, and division doubly so! Practice halving numbers in this competitive card game.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Work on division with remainders in this fun fourth grade math board game.

How powerful is the reaction between baking soda and vinegar? Find out here!

Practice multiplication facts and geography at the same time in this fun third grade math card game.

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

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

This activity is a great starting point for practicing mental math because it is quick, easy and involves only simple addition facts.

Here's a hands-on activity you can do with your fourth-grader to practice measurement and directly apply the concept of area.

Here's an innovative math puzzle that you can create with your fourth grade math student.

Instead of drilling facts, grab sidewalk chalk and head outside for a rousing game of this Math Run game. Play the Math Run game with your child.

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.