First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

In this project children practice the scientific method while playing with puffy paint.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

Teach your child the meaning of recycle and reuse by repurposing plastic spoons as plant markers for your vegetable garden.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

This project determines what category of person is most likely to be ticklish.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Introduce your child to science with something they see everyday--their shadow!

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.