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

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

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!

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!

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

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

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

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

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

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

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 first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

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

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

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

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.

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!

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

This craft is an excellent way to learn about African-American history, and it also provides fine motor practice.

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

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.