Almost half of all known fish species call ponds, lakes, rivers, and other freshwater habitats home. Learn about freshwater fish in this worksheet.

This reading comprehension worksheet focuses on Brazil's incredible natural resources, targeting both Earth science and language arts.

Does your budding biologist know his plant parts? Get a great review of some important plant vocabulary with this info page.

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

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.

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!

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

Let your coloring skills blossom with this flower anatomy worksheet. Make your own flower, color and put your vocabulary skills to the test!

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.

How far away is the Red Planet from the sun? Find out with this great Solar System printable.

Learn about pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

Get swept up in this comprehensive worksheet about the awesome power of dust storms.

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

This colorful diagram is a handy reference guide for kids learning basic body systems.

Here's a great worksheet for teaching your kids all about the planet Mercury. Did you know that it's the smallest planet in our solar system?

Does your learner ever wonder what makes the Earth dark at night and bright during the day?

Kids find grassland animals in this third grade science word search. Animal habitat worksheets help students learn about life forms in different environments.

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

Get to know each of the Seven Summits, then organize their heights into a graph.

Read about the small population of huge moose in Yellowstone National Park.

Use this cool 2-page worksheet to make your own big dipper clock!

This worksheet is all about the U.S. space mission of Friendship 7, and will help kids with reading comprehension and U.S. history knowledge all at once.

Help your student become aware of everyday energy use with this fill-in-the-blank worksheet.

Practice geology vocabulary with this challenging crossword puzzle.