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

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

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.

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

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

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

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

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!

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

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!

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

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

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

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

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

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.

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.

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.

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.

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.

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.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

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

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

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

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.