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.

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

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

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

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

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

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!

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

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.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

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

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

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.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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.