This worksheet uses a paper bird to demonstrate center of gravity, and practices following directions and fine motor skills.

Children hone their powers of observation using this worksheet template.

Children put their science vocabulary to the test with this engaging crossword puzzle!

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

Introduce children to physicist Albert Einstein — and a bit of theoretical physics — with this mini biography.

Children learn the fascinating physics behind lightning, along with a few fun facts, in this physical science worksheet.

Children will connect their understanding of gases to real-world items as they circle all of the pictures showing gases.

Engage your little scientist with a fun word search, all about sinking and floating! He'll be learning a basic concept of physical science.

Is your fourth grader learning about electricity? This worksheet is all about circuits, tests her skills and reinforces the concept of how a circuit works!

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

Use your detective skills to predict the motion of a seesaw in this third-grade worksheet!

Observe different forces at work with this kindergarten and first-grade worksheet!

Be a glow-getter with this energy transfer worksheet!

What is solar energy? Discover how we use the power of the sun, and complete this worksheet about an important renewable energy source.

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.