Guglielmo Marconi was a man who made waves in radio and sound. Learn about his life and work, then answer a short essay question in this science worksheet.

This science vocabulary activity is packed with basic science vocabulary words to help the youngest kids warm up to scientific concepts.

Looking for a worksheet to challenge your child's knowledge of science? This printable asks him to identify a solid, liquid and gas.

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

Change up your regular classwork with this hands-on science worksheet!

Budding scientists can learn about an important physical science concept with this worksheet all about density!

Here is a brief introduction to The Great Pacific Garbage Patch for kids!

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

Help your little learner understand the concept of buoyancy with this fun worksheet. He'll decide which items will keep this frog afloat!

Children hone their powers of observation using this worksheet template.

Read about Alexander Graham Bell, the man who made it possible for us to stay connected all day long, in this biography that comes with a science experiment.

Does your little scientist know the different types of energy? Explore energy with this helpful info sheet!

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

Practice describing different objects and substances in this colorful worksheet!

Who will win the marble race in this two-page physical science 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.

Use your powers of prediction to project the future movement of playground objects!

Learn about the similarities and differences between objects in this colorful science worksheet!

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.