Mammals come in all shapes and sizes - as big as a human or as small as a mouse! Learn about the life cycle of a mouse with this cut and paste activity.

This page presents the altocumulus cloud, the kind of cloud that often comes before a thunderstorm.

Meet the stratus cloud, a low-hanging kind of cloud that usually comes out when it rains, in this earth science worksheet.

Little space explorers, meet Mercury, the closest planet to the sun! This planetary coloring page comes with some fun facts about Mercury.

With this diagram, kids can find out more about oil, one of our most widely-used natural resources, and learn a little more about where it comes from.

Kids write down examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

Young inventors will have a blast with this worksheet on compound machines! Use three of the six machines together to make work easier.

All of these products are made from plants, or they can be! Practice using a Venn diagram, researching and classifying items with your kids.

Alfred Nobel, though he held over 300 patents in his lifetime, is most famous for inventing dynamite.

Natural resources are crucial for sustaining life on the planet. Encourage your child to get to thinking about plants, one of Earth's natural resources.

Break down a word to create new ones with this fun worksheet for second through fifth graders!

In this word scramble, children solve a riddle by identifying which things are made of plants and which are not.

Blue whale facts include that calves weigh up to three tons at birth and adults can be as heavy as 200 tons. Get other cool blue whale facts on this worksheet.

Search for natural resources at the beach in this engaging worksheet for second and third graders!

Search for natural resources with this fun worksheet for second and third graders!