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. 

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

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

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

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

 

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

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

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

Reunite a family and their long-lost dog with the help of DNA testing in this middle-grade worksheet!