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

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

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

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

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

This science fair project teaches students about wilting and browning of salad greens.

How do organic materials become soil? This science experiment measures what materials biodegrade.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

In this science fair project, young children notice and track changes in trees throughout the year.

Engineers in training can get started with this simple wheel-and-axle construction activity.

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science 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.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

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!

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.