Ever wonder about how to make the perfect paper airplane? Learn about the four forces that affect flight with paper airplane physics!

This Louis Pasteur biography goes over his accomplishments, and includes a bacteria-based science activity at the end!

This worksheet teaches all about the planet Saturn and its placement in the Solar System.

Ever wonder what's inside a camel's hump? Your child will become familiar with animals that live in the desert with this fun activity sheet!

This cool physics worksheet helps kids learn how centripetal force and centrifugal force can explain why short track speed skaters don't fall over during turns.

Quite possibly the most famous constellation, the Big Dipper is a small part of Ursa Major, the big bear constellation.

This short nonfiction text will provide students with an opportunity to become more comfortable with identifying and defining academic vocabulary words—and they'll have fun learning all about the life cycle of a chicken in the process!

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

With this enlightening worksheet, kids will get a glimpse into how our brains' different parts function in surprising ways.

Humans have 32 teeth, including wisdom teeth, and this diagram has the names of all the other 28.

Learn what distinguishes a meteoroid, meteor and meteorite with this outer space science sheet!

Looking for a fourth grade worksheet to help your kid with science? This printable will test his knowledge of the water cycle.

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

See just how connected the ears, nose and throat are with this anatomy worksheet!

Explore the impact invasive species have on the environment with this research-based graphic organizer!

A fill-in-the-blank exercise on tornadoes, made for fifth grade science students.

Did you know that our skin is actually an organ? In fact, it's the largest organ in our bodies! Learn about our skin with this anatomy sheet.

Rainbows look like swipes of brightly colored paint hanging in the sky. Have you ever wondered how they got there?

Teach your little scientist the difference between physical and chemical changes, on a molecular level.

Jaguars eat deer? Wow. Alligators, too? Are you kidding? What don't they eat? There's way more to learn about these intriguing eaters in this cool worksheet.

This worksheet is a quick-reference tool of space vocabulary for kids, with an exercise to use the words properly in provided sentences.

Energy is a crucial part of physical science! All things on Earth have energy, whether it's potential or kinetic.

Learn about bison, some of biggest creatures in Yellowstone National Park, or anywhere else for that matter.

Children will look at a model of the human arm and hand bones, then refer to a chart to label it correctly, in this anatomy worksheet.

Challenge your child' memory skills with this colorful worksheet. This fun printable will help with memorization skills and spatial awareness.

In this worksheet, kids learn about basic physics concepts like mass, momentum, and velocity by applying them to a popular winter sport: slalom skiing!

Where to flower babies come from? Use this word search to learn about the different pollinators in our environment, and how they help spread plant seeds.

Some devious mice have stolen important information from the periodic table. Can middle-grade chemists put the elements back together again?