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

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

What better way to nurture your child's imagination than by making a fairy house out of materials found in nature!

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

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!

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.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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

Brighten up your home with this fun activity! Make a summer sun print and teach your child the art of easy print making.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

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

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

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

Help your kindergarten science maven explore the water cycle without getting everything wet.

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

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Teach your child the meaning of recycle and reuse by repurposing plastic spoons as plant markers for your vegetable garden.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

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

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.