Students read about genetic mutations in order to understand how mutations affect organisms in this engaging life science worksheet!

How cool are chromosomes? Read what Steve the savvy scientist has to say about chromosomes and genes before testing your knowledge with some fill-in-the-blanks.

Introduce students to the ecological benefits of terracing with this middle grades science worksheet!

Explore how traits are influenced by both genetic and environmental factors with this life science worksheet!

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

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

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

Use this life science worksheet to help middle school students boost their understanding of photosynthesis and how matter and energy cycle on Earth.

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.

Use this engaging worksheet to introduce students to the geologic time scale and the pieces of evidence scientists use to determine Earth’s history!

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

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

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

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

Students research an ecosystem of their choice and create an ecosystem model in this life science worksheet for middle grades!

Explore the difference between natural and artificial selection with this engaging life science worksheet for middle grades!

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

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

Leap into learning about vernal pools and their importance for amphibian survival!

Bring a plant cell to life by coloring each organelle in this middle-grade worksheet!

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

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

Spot the saboteur by testing DNA in this exciting middle-grade worksheet!

Use gel electrophoresis to solve an ice cream mystery in this fun worksheet!