What is energy? Energy is the ability to do work! Use this colorful worksheet to teach your little scientist the basics of energy.

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

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

Have you ever wondered why manhole covers are round? It's a good thing to know -- big companies sometimes ask that question in interviews.

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

Renewable energy is extremely important for the Earth's future! Test your child's knowledge of renewable resources with this review sheet.

Did you know that light could bounce? Set up a light obstacle course with a few mirrors and watch light bounce around your room.

Searching for a worksheet that will give your kid help with his science skills? This printable will challenge his knowledge of the metric system.

What's the difference between renewable and non-renewable energy? Help your student discover the various forms of energy we use each day.

Meet the master of compound machines: Rube Goldberg! His wacky contraptions put a whole new spin on the use of 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.

Can you explain why your blue shirt is blue? This worksheet is full of facts about light and how it reacts with objects to give us the perception of color.

When we push or pull an object, we exert force on it. Get your child thinking about force by challenging him to describe how each person is exerting force.

Fly high with The Wright Brothers, two siblings who soared to the forefront of history with their design for the first modern airplane.

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

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

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

Take a science-filled trip to an amusement park in this third- and fourth-grade worksheet!

Kids practice identifying solids for a lesson on the states of matter in this 1st grade physical science worksheet.

Here's a thorough, easy-to-understand breakdown of the color wheel that includes primary, secondary and tertiary colors.

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter worksheet.

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

Kids practice identifying liquids for a lesson on the states of matter in this 1st grade physical science worksheet.

Kids draw examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

What is water energy? Also known as hydro power, water energy is one of our important renewable resources!

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.

Children hone their powers of observation using this worksheet template.

Brush up on some physics vocabulary with this energy word search!

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

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?