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

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

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

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

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

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

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!

This tactile activity helps kindergarteners learn about texture.

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

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!

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

Slip some science into storm watching with a homemade rain gauge!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Plant a mini herb garden and teach your child about science and nature.

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

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Kids conduct a simple science experiment to see if seeds can grow without soil in this simple kindergarten science activity.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Is your child a young ornithologist in the making?

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!