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.

Ask your kids to write these one-sentence "Holiday Wishes." Without realizing it, they'll be building third grade Language Arts skills.

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.

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

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

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.

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.

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

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

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!

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

Practice third and fourth grade measurement skills and make a practical holiday gift in the process!

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

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

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

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

This holiday season, help your third grader celebrate gifts--so often both cost-free and priceless--that the family has shared this year.

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

Help your third grader make the Scoop 'N Catch--a great choice for a fun and inexpensive afternoon.