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.

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

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

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

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

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

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

Use this interactive activity to help your third-grade child develop vocabulary skills and make a flipbook.

Many kids find themselves especially challenged by writing in third grade. Here's how you can help, using a technique called "storyboarding."

Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

Make a healthy, no-cook salad with some help from your third grade chef - and practice math and measurement while you're at it!

This third grade writing activity brings home the lesson: it's not only what you write that's important, but how you write it, too.

Let your child's imagination run wild with this creative third grade arts and crafts activity: make a fanciful costume out of a cardboard box.

Build second and third grade writing skills by using pictures to help kids "see" how to use details in their stories.

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

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.

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

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

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!

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

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

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

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

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

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

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

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