Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Show your third grader how to string together a pretty, decorative harp.

Practice multiplication facts by playing baseball in this fun, third grade math board game.

Practice conversions within the metric system in this fun math card game for third graders.

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

This game turns prediction, a major component of third grade reading, into a fun game.

Play this fun basketball game to help your third grader master their multiplication tables.

Help your third grader learn time zones with this fun map activity!

Try this fun math card game with your third grader to practice division, addition, and problem solving!

In this high energy, interactive game, third graders are challenged to race, involving spelling patterns in words.

If your third grader is having difficulty sequencing events in a story, try creating this book square.

Teach your third grader about the concepts money and purchasing with this "Mock Card Shop" activity.

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

Practice math and measurement with your third grader this Fourth of July by making these festive cupcakes!

Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

This writing activity to get your third grader to combine the fun of poetry with the excitement of celebrating a birthday.

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

Multiplication facts are a necessary skill, and this board game provides a fun way for your third grader to practice them!

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Challenge your third grader and a few friends to teamwork and laughs with these boisterous indoor Christmas games.

With this activity, your third grader will get experience with informational writing, and your Thanksgiving guests will leave with a keepsake to cherish!

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Create clever airplane favors for your child's next birthday party in this fun third grade arts and crafts activity.

When it comes to helping your third grader manage a school backpack, small steps now bring big payoffs later.

Here's a brain-challenging treasure hunt for your third grader, calling upon math skills with money and with decimals!

Work on factors in this fun math card game and help your third grader gain math confidence through this fun division activity.

Let your third grader newscaster practice presentation skills with this video "card" to celebrate Dad this Father's Day!

You can try this simple activity with your third grader to get him thinking about the real world math you use everyday.