Investigate the mystery of why two tomato plants developed so differently!

Students explore the mechanics of the respiratory system in this life science worksheet for middle school.

The rainforest is a vibrant, lush place teaming with life! Have your little environmentalist think of some ways to help the rainforest.

Learn the ins and outs of one of the body's most important organs: the heart!

Where is the liver located? Using the diagram as a reference, kids cut out the different parts of the liver from this worksheet and piece them together.

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

These 12 dinosaur names are all mixed up, and need a dinosaur expert to help unscramble the letters.

Looking for a worksheet to help your kid with his knowledge of human biology? This printable will help him with the digestive system.

In this worksheet, your child will check off which of the five senses he'd use to interact with each object pictured.

Did you know that cheetahs are the fastest land mammal? This fun worksheet is jam-packed with fun facts all about the cheetah.

The rainforest is a vibrant, lush place teaming with life! Your little nature explorer can take an expedition to find the many hidden animals in this scene.

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.

This kid-friendly, fill-in-the-blank diagram helps your fifth grader learn the technical terms for the bones in his torso.

The construction zone is full of sounds, smells and sights! Think of all the different ways to use his five senses at the construction zone.

Fill in the blanks from the words listed in the word bank, then keep this sheet handy to prepare for tests and quizzes on life science and photosythesis.

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

Explore the anatomy, physiology, and overall function of the sensory nervous system with this life science worksheet! 

Celebrate dolphins, one of the most intelligent animals in the world, with a fun dot to dot coloring page.

This bright and colorful worksheet helps your child bring the technical terms of the bones in his legs down to size.

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

Paraphrasing while avoiding plagiarism is an important skill to master. Help your child practice paraphrasing this passage about the gray wolf.

Which of these animals do not belong? Explore the plants and animals of the rainforest, and choose which ones are in their right habitat.

Which of these animals does not belong? Explore the plants and animals of the desert, and choose which ones are in their right habitat.

This printable will help your child with their observation skills by challenging them to count the tree rings to determine their ages.

Get your kindergartener to stop and smell the roses with this coloring page that gets him thinking about his sense of smell.

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

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

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.

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

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