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

Can you think of a way of cleaning dirty water using the sun? In this activity, you will be making a "solar still" that is able to do just that!

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Who knew that nature could get so crafty? Show your kindergartener how to collect and morph pinecones into a whole team of personalized pinecone people.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

Here's an arts and crafts activity for preschoolers and pre-kindergarteners: build brick buildings with homemade mud bricks made from dirt and water.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

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

Is your child a nature nut with an eye for creative, green-friendly projects? Introduce them to this amazing DIY bird feeder!

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

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

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

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

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

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

A mixture of botany, exploration, Abstract Art and Pop Art color theoryâthis activity never gets dull! Start by exploring outdoors and finish with indoor art.

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

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

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

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

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.