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

In this activity, your child will reference Matisse and also learn about patterns.

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

Help your child learn how to protect the environment by creating a useful reference for the family with this recycling poster.

Does your child need counting help? Here's a simple game that kids can do at home to help them practice counting to two-digit numbers.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Make an "I'm NOT Bored" book filled with your child's favorite activities, to reference the next time she has the urge to declare, "I'm bored."

How do organic materials become soil? This science experiment measures what materials biodegrade.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Discover the science behind materials that absorb heat, and materials that don't, by constructing this cork trivet for your dinner table.

A scarecrow Halloween craft featuring recycled materials.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

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

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

Make beautiful print block art with your kids using recycled materials.

Make a homemade doll out of recycled materials, similar to dolls made by pioneer children.

Create a self-portrait from natural materials in this collage craft activity!

Celebrate the 100th Day of School by making an amazing sculpture using recycled materials.

Create a haunted house from upcycled materials in this lively craft project!

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

Have your child make a holiday scarf with inexpensive materials, no sewing required!

Make your own Matryoshka out of simple craft materials in this easy how-to!

Celebrate Earth Day with a decorative tree made out of strictly reused and recycled materials.

This game reinforces the meaning of the term "multiples" and is fast enough to hold the attention of your fourth-grader.

In this activity, learners will discover how to make a basic water filtration system using common materials found around the house or outside.

Here's how to create an easy travel checkers board that you are your child can enjoy together using simple materials.

Help your second grader craft some lovely, personalized Valentine's Day cards--out of kitchen materials!

This project compares the strength of one, two, and three-ply toilet paper.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Teaching your child some basic words in Spanish is a breeze at home, with this simple and fun activity that doesn't require special educational materials.