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

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.

First grade math includes lots of work with two-digit numbers. Here's an activity to help kids practice recognizing and sequencing numbers from 1-30.

Try this card game to build math fact skills, like addition and subtraction, and have a great time, too!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

First graders spend lots of time learning double digit numbers. Here's a "green" way to build skills and have some old time family fun, too.

Play this fun game with your kindergarten or first grader. It's a great way to practice important math skills, including counting and addition.

Using just an egg carton and some beans or pennies, you can play this game with your first grader and see real gains in core math skills.

Practice problem solving skills with your kindergarten or first grade student in this fun connect-the-dots game!

Practice addition with your child in a whole new way when you battle to defend your cards in this competitive game. Math has never been so fun!

Your child will "catch" snowballs with each correct math equation she can answer correctly. If she solves a problem correctly, she gets to keep the snowballs.

This caterpillar math game gets your child to work on addition and subtraction. Challenge your child's math prowess with this fast-paced caterpillar math game.

Weave a unique ribbon pattern! This fun arts and crafts activity is a great way to make colorful projects and learn basic math and art skills.

Learn about borrowing in subtraction using a deck of cards and a die! Your first grader will have fun playing this math game.

Get a leg up on counting concepts with this project where art and math collide.

Use this fun math board game to improve your first grader's confidence with addition facts.

Lunch is always better when you share it with a wise companion This wide-eyed owl craft is a great way for your growing learner to practice cutting shapes.

First graders will love practicing addition with this fun math game.

Pumpkin carving party activities are great for a pre-Halloween party. Try pumpkin carving party activities, including jack-o'-lantern ideas and fall recipes.

Here's a hands-on activity that first grade use to help kids get a feel for equations. It uses popsicle sticks to practice addition and subtraction!

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

These cute holly-shaped hair clips are a breeze to make for holiday celebrations. They make a great party activity, too!

Have some fun with your first or second grader, looking for creative ways that 100 cents can make $1.00!

Your child will love making this adorable clover clock that will help him learn how to tell time.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Invite your first grader to play this subtraction sacks game to get her actively involved in understanding and memorizing subtraction facts.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.