2nd - 7th Grade Life Science Worksheets : Page 3

Use this heart anatomy sheet to learn all about your heart and how it works.

Students learn about the relationship between the structure and function of cell walls and cell membranes in this engaging life science worksheet!

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

Introduce your child to the building blocks of life: DNA! This coloring page features a double helix structure, or a DNA strand.

Learn how sensory information is processed by the somatic and autonomic nervous systems with this engaging science worksheet! 

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.

For those of you studying human anatomy, here is a great diagram of the major organs in our body!

How does the butterfly become so beautiful? Learn about the four stages that it goes through in its life.

Bug out on some insect anatomy! Can you name each part of the insect? Try making an educated guess by using what you already know about animal body parts.

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

Learn all about your body's most important muscle: your heart! This simple diagram is a great way to introduce your little biologist to his heart.

This diagram of a human skeleton is labeled with 12 major bones, from skull to fibula.

Children will learn important facts about food chains in these worksheets.

Use this Inside-Out Anatomy worksheet to learn about the digestive system.

Explore how the fossil record is used to study the evolution of organisms in this engaging science worksheet for middle grades!

Students learn about population dynamics through the context of fox and rabbit populations in a forest ecosystem.

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

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

Learners will use a word bank to label 15 parts of the human digestive system in this life sciences diagramming activity.

Budding botanists can master the different parts of a seed with this helpful diagram!

Learn the difference between behavioral and physical adaptations with this cut-and-paste worksheet for second and third graders!

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

In which habitat could you find a blue whale, a squid, and a shark? The ocean, obviously! Have your kid find ocean animals with this word search worksheet.

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

There's a lot happening beneath the waves, including the ocean food web. Take a closer look with this colorful printable.

Learn more about the mysterious brain and how it works with this brain anatomy worksheet.

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

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

Record your notes as you learn about the cell cycle with this one-page template!

Studying human anatomy? Here is a great sheet that shows a diagram of all the muscle system. Your child will learn the scientific terms of the major muscles.