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

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

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.

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

I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

This lizard can grow to over six feet long! Color the Golden Spotted Monitor Lizard, one of several brand new species discovered between 2009 and 2011.

Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.

Can you figure out how the Triceratops got his name? Study this Triceratops fact sheet and see if you can guess.

Dive into habitat studies with this second- and third-grade worksheet!

Studying earth science? Learn about the different types of clouds with the series of cloud types.

Become a disaster detective in this fun science worksheet!

These pictures have a lot to say! The animals in this worksheet don't talkÃbut they can tell you a lot about what they're like by the way they look.

Here are four examples of mineral resources for kids to think about, plus a short explanation of what a mineral resource is.

Children get to know animals of South America in this nature-themed worksheet.

Children hone their observation skills by matching the tracks to their corresponding water animal in this worksheet.

Crank out a better understanding of simple machines with this worksheet all about the wheel and axle!

Is orange juice a solid or liquid? What about a cookie? Practice classifying everyday objects in this first- and second-grade states of matter worksheet!

Try to find natural resources in this camping-themed worksheet for second and third graders!

Outer space enthusiasts, here is the perfect project for you! Make a solar system mobile with this 8-part printable.

Observe the life cycle of an oriole with this second- and third-grade worksheet!

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 life cycle of a tomato plant in this worksheet for second and third graders!

Does your second grader love farm animals? This easy writing exercise will help your child be more observant about tracks left by some familiar animals.

Are chickens mammals, fish, or birds? Sort animals by their traits in this informative life science worksheet!

Detect animal defenses in this hands-on worksheet for kindergarteners through second graders!

What do a key, a goldfish, and a tortoise shell have in common? Find out with this second-grade science worksheet!

Practice describing different objects and substances in this colorful worksheet!

Learn how seeds move with this second- and third-grade matching activity!

Discover how seeds move to new places with this cut-and-paste worksheet for second and third graders!