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

Test your knowledge of electrical energy with this third- and fourth-grade worksheet!

Connect forms of energy to real-life scenarios in this third- and fourth-grade worksheet!

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

These math cards are printable quiz cards to challenge your first grader's overall knowledge.

Unearth fossils in this explorative third-grade worksheet!

Consider the factors that affect magnetic forces in this informative third- and fourth-grade worksheet!

Let your scientific skills shine as you decide which objects will let light pass through in this kindergarten and first-grade worksheet!

Track the traits passed down from parent to offspring!

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

Can you identify the difference between inherited and acquired traits?

What does a butterfly eat? Kids choose the pictures that show what kind of food each animal likes to eat in this first grade life science worksheet.

Children work on pattern-spotting and observation skills as they determine which of these six type of creatures is a bird.

Investigate the traits you inherited from your mother and father in this worksheet!

How could a fin, large ears, or sharp claws benefit an animal? Find out how body parts can help animals meet their needs in this engaging kindergarten and first-grade worksheet!

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.

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

Who knew that the machines of the world are all made of just 6 simple machines working together? Introduce your child to simple machines with this worksheet.

Practice describing different objects and substances in this colorful worksheet!

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.

Fossils can tell us about life on earth, but they can also teach kids the scientific method.