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

Learn a new species of bird with a fun info sheet! Your child will get to read some fun facts about the Sharp Shinned Hawk, and complete a crossword.

Here's a fun drawing exercise that will also teach your child about a species of owl. He'll read some fun facts about the Great Horned Owl.

Animal lovers, here is a fun page all about the falcon! Your child will read a few fun facts about this bird, and complete a word scramble.

What on earth is a Saw Whet Owl? Find out about this species, and why it's named that way, with a fun info sheet!

Children hone their powers of observation using this worksheet template.

Learn about a cool species of bird with this Osprey fun sheet! Your child will read a few fun facts about the Osprey, and complete a crossword puzzle.

Use your knowledge of sea creatures to fill out this crossword puzzle.

Have you ever heard of a Caracara? This fun page is full of facts about this unique bird, including a word scramble and a color by number activity.

Did you know that a "kite" is actually a type of bird? Learn about this species of kite with a fun info sheet, including a dot to dot puzzle!

With this fun sheet, your child will get to learn a few fun facts about the raven, and then complete a crossword based on what she's just learned.

How much do you know about the U.S. national bird? Learn all about the bald eagle with this fun, informative worksheet!

With this animal fun page, your child will read a few fun facts about the Great Gray Owl, and complete a crossword based on what he's learned.

Students read about genetic mutations in order to understand how mutations affect organisms in this engaging life science worksheet!

Help young scientists understand the different types of organism interactions with this life science worksheet!

Step up to the controls, Dr. Frankenstein -- the world is in need of a new creature!

Show what you know about solar eclipses with this middle grades science worksheet!

In this worksheet, students will read two different passages about the platypus. Kids will compare and contrast the passages, and identify the main ideas.

Test your knowledge of the periodic table of the elements with this quiz page!

Boost research and analysis skills while exploring the impact overfishing has on the environment with this engaging science worksheet!

Introduce students to the ecological benefits of terracing with this middle grades science worksheet!

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

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

Did you know a baby kangaroo is called a joey? This fun worksheet is jam-packed with fun facts, a word search and trivia, all about the kangaroo!

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

Learners will discover what heat waves are, and how they are connected to global warming, in this two-page earth sciences worksheet.

Learn about the integumentary system, which is really just a fancy phrase for "skin", in this worksheet.

Show what you know about the cell cycle with this mitosis matching worksheet!

The water cycle plays a big role in weather patterns. Color this water cycle chart and get familiar with this cycle at work.

Is your fourth grader learning about electricity? This worksheet is all about circuits, tests her skills and reinforces the concept of how a circuit works!