Can you figure out how to match each leaf to its correct tree? Just cut out the leaves, glue them to the trees and then pick your favorite!

Learn to pay close attention to detail with this close-up observation worksheet!

This friendly-looking penguin is cute enough to cuddle, but your kindergartener can start by filling out this chart of penguin parts.

How can you tell how old a tree is? Look no further! This worksheet gives a basic overview of tree rings for your little scientist.

As kids cut and pastes the pictures in the right places on this life science sheet, they learn a little about the process lettuce goes through as it grows.

Help your child learn about facts and opinions. Kids will read statements about animals before determining whether each statement is a fact or opinion.

From the blue whale to the Tasmanian devil, our planet is full of fascinating animals. Find a few of the most interesting ones in this animal word search.

This set of weather-themed postcards shows your child how to dress seasonally. These postcards help your child identify seasons and improve writing skills.

Does your second grader love farm animals? This easy writing exercise will help your child be more observant about tracks left by some familiar animals.

This paper doll needs help dressing for the winter season! Can your child pick out the right outfit for her?

Explore the circle of life with this informative coloring sheet! Help your student color and learn the names of each stage of a salmonâs life.

Read about one of Yellowstone National Park's coolest animals, the big horn sheep.

Learn a bit about meteors, asteroids and comets as they travel across the night sky. Can your child round out the page by adding color to these orbiting rocks?

Explore the circle of life with this informative coloring sheet! Help your student color and learn the names of each stage of a humanâs life.

If your child is starting to learn human biology, give him a great study sheet with this anatomy worksheet about the pancreas.

Encourage your little environmentalist to learn about composting! Children will boost their reading skills as they learn what compost is and how it helps the environment.

Guinea pigs are social animals that make great pets. Test your child's knowledge of these furry critters with this fun quiz.

Explore the circle of life with this informative coloring sheet! Help your student color and learn the names of each stage of a waspâs life.

How do seeds get planted by nature? Find out how the plant life cycle is helped along by natural processes like wind or water.

If you were a mad scientist, what modern-day version of Frankenstein's monster would you create?

Try this worksheet diagramming a snail anatomy. It takes a snail over two minutes to travel 12 inches, but your 5th grader can finish this worksheet in no time.

Help kids understand the size and scope of billions of years with this helpful reference worksheet.

In this word scramble, children solve a riddle by identifying which things are made of plants and which are not.

This is not your average coloring page. Using only the three primary colors, mix your paints together to form as many colors as possible.

The narwhal is one unusual animal! Your child will learn about this horned sea creature through text and pictures.

Aspiring astronomers, here is a wonderful introduction to the constellations! Your child can learn about Aries the ram with this worksheet.