A coloring sheet of a Mars rover searching for life on other planets.

Get into the habit of recycling food waste and other household materials by making your own compost pile!

What do juice, water, and tea have in common? Compare and contrast matter in this engaging second-grade worksheet!

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

Read about how the capybara live and other interesting facts about capybara. Sure to satisfy your curiosity about capybaras!

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

This worksheet helps kids understand variations in animals and how the same kind, or species, can sometimes look different from each other.

Learn about the texture and hardness of different objects in this second-grade worksheet!

Track down some of the most famous animals of the Amazon -- and other places -- with this rainforest coloring page that doubles as a life-science lesson.

You have a lot in common with all the other humans on this planet. You all have noses and arms and fingernails, but what makes you different?

Take a trip down to the deep blue sea and learn about the life cycle of a fish! Fish go through the same stages of life as many other living things.

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.

Gear up to go into the science lab with the help of this activity!

Can't go to the zoo? We bring the zoo to you! Check out the fulvous whistling duck, a bird with social skills and the willingness to share each other's nests.

Give your child a great coloring page full of fun flower facts! This one is about the iris flower and the butterfly.

Learn about Red River Hogs in this series of animals facts sheets and coloring pages in one.

These "Dig It!" worksheets not only teach about life on earth, they teach the scientific method as well.

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.

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

The narwhal is one unusual animal! Your child will learn about this horned sea creature through text and pictures.

Introduce your child to the inclined plane, one of the six simple machines that helps to make work easier for us!

Whoa, this spider is quite the spinster! He is actually one of many brand new species discovered between 2009 and 2011.

Did you know that the screw is actually one of the six simple machines? This handy machine helps to make work easier!

Did you know that an elevator is actually one of the six simple machines? Help your child understand how the pulley works.