This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Let your kid's knowledge of leaf vocabulary climb as high as a tall, tall tree with this fun word search.

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

Download this worksheet for answers to our animal reading comprehension series.

Life on Earth is vast and varied, from high in the sky to the bottom of the sea. Learn more about what lives on Earth with this reading and quiz worksheet.

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

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

Use this lightning diagram to go along with what your child is learning about weather systems in school!

Don't let school year learning slip away this summer: use this chemistry worksheet to practice identifying elements.

Pick up some facts about squids, including about the fascinating Giant Squid, and do a bit of writing on this reading comprehension worksheet.

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.

What does the pancreas do? Kids will check out the diagram, read a paragraph, and put their reading comprehension skills to the test by filling in the blanks.

Has your child learned about the life cycle of a frog in school? Test his understanding with this cute cut and paste worksheet.

The California condor has been brought back from the brink of extinction. This worksheet will help your little bird lover learn all about the condor.

This worksheet tests kids' understanding of basic heredity by asking them to match parent turtles with their offspring based on similar traits.

Playing in the dirt was never so educational! Shake things up with this fun experiment about soil.

Learn about some of the major U.S. watersheds in this fascinating science and geography worksheet!

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

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

Ancient mariners mistook the manatee for a mermaid! Your young biologist won't make the same mistake after learning about the manatee with this worksheet.

Budding biologists can learn all about human digestion with this information page, complete with a diagram of the digestive system.

This tree anatomy worksheet will give your little naturalist a better understanding of the parts that make up a tree.

What is the purpose of a narwhal tusk? Explore some interesting new findings about the narwhal, also known as the unicorn whale.

The earth is always changing and moving.Learn all about weathering and erosion with this worksheet.

The Goliath birdeater is a spider that lives in South America. Your child will read a paragraph about spider before writing an opinion sentence.

If you think volcanoes are cool, this worksheet will blow your mind! Learn about the rock cycle by reading the paragraph and taking a multiple choice quiz.

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

Discover the difference between comets and asteroids in this stellar earth and space science worksheet!

Dig your hands into some earth science with this soil sheet! Your little scientist can hone his reading skills as he learns what soil is and how it is formed.

Learn about the human brain with this zombie-themed science worksheet!