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

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

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

Students demonstrate their knowledge of the structure of animal cells in this middle grades life science worksheet!

Students take a deep dive into the structure of animal cells in this middle grades life science worksheet!

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

Students hone their understanding of the similarities and differences between animal cells and plant cells in this middle grades life science worksheet!

An animal cell is made up of many different organelles—color them all in this middle-grade worksheet! 

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

Students use a food web to identify the roles of organisms in an ecosystem and draw conclusions about the cycling of matter and flow of energy.

Learn about the features of plant and animal cells in this compare-and-contrast worksheet!

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

This cool worksheet prompts young biologists to research the functions of cell organelles labeled in the diagram.