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.

These are the largest tortoises in the world, yet they are only two inches long when they hatch! That's one of the facts you can learn from this worksheet.

Don't get too afraid of this cockroach, he lives all the way in South Africa! And he is one of many brand new species discovered in the past two years.

Think toads and frogs are the same? Think again! Check out this breakdown of the differences between the two, complete with a quiz to check your new knowledge.

Reunite a family and their long-lost dog with the help of DNA testing in this middle-grade worksheet!

Learn about biodiversity and its impact on an ecosystem’s stability with this informative middle-grade worksheet.

Use clues to fill in the boxes in this crossword puzzle, and learn more about freshwater fish along the way.

Learn about Red River Hogs in this series of animals facts sheets and coloring pages in one.

Learn about the plants and animals that make deciduous forests their home, then complete the crossword puzzle.

The insect order Hemiptera consists of True Bugs such as Stainers, Assassin Bugs, Leaf-Footed Bugs, and this Boxelder Bug.

In this worksheet, children identify and illustrate four things all plants need to grow. They then answer three simple research questions about plants.

Children familiarize themselves with the tracks of a duck, bobcat, coyote, deer, raccoon, and black bear in this life sciences worksheet.

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

Have you ever noticed how some animals walk, while others fly or swim? Study the ways animals move in this preschool and kindergarten worksheet!

Learn about fish, amphibians, birds, mammals, and reptiles with this colorful life science worksheet for first and second graders!

This cute worksheet asks your first grader to write down each part of the human body--encouraging research on life science and boosting his spelling ability!

Students compare structures in the bodies of different organisms in order to draw conclusions about evolutionary relationships in this life science worksheet!

Explore the difference between asexual and sexual reproduction in organisms with this middle school science worksheet!

Kids will cut out the various functions listed at the bottom of this kidneys and intestines worksheet and match them to the correct organ.

Are chickens mammals, fish, or birds? Sort animals by their traits in this informative life science worksheet!

Learn how to analyze DNA with this informative exercise designed for middle-grade students!

Some people think alligators and crocodiles are the same, but there are some distinct differences. Check out this cool worksheet to learn what they are.

Believe it or not, pine trees and ginko trees have different shaped leaves. See the shapes for yourself and match each leaf to its correct tree.

Students are introduced to the different types of symbiotic relationships that exist in ecosystems in this life science worksheet.

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

Flex your mind muscles with a body science worksheet! Your child will learn the fundamentals of what makes up our muscles.

What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

Discover how animal behaviors increase the probability of successful reproduction and offspring survival with this middle school science worksheet!

This Echidna coloring page features the rare, egg-laying mammal! Add color to the pictures and learn a few fun facts about this rare species.