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.

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

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

Discover dog traits in this adorable life science worksheet!

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

What is the purpose of a hard shell or a long neck? Discover different adaptations with this matching worksheet for second and third graders!

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!