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

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

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. 

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!