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

What do a raven, a bat, and a wolf have in common? Similar skeletal structures! In this Halloween worksheet, middle-grade students will explore homologous structures in different animals. 

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

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

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

Give students an opportunity to model how genes are passed down to offspring with the help of this Punnett squares worksheet!

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

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

Students read about genetic mutations in order to understand how mutations affect organisms 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.

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.

Sit down for a fun science lesson with Steve the savvy scientist as he teaches you all about dominant and recessive genes!

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

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

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

Together, water and photosynthesis are the source of all life on Earth! Little curious minds will enjoy discovering the ins and outs of photosynthesis.

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

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

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

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

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

Learn about the effects of a real-life disease on marine ecosystems in this informative worksheet!

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