Have you considered why elephants have trunks, or why polar bears have thick fur? Reflect on animal adaptations with this fourth-grade worksheet!

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.

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

Investigate the traits you inherited from your mother and father in this worksheet!

Find out how animals and plants change based on their environment in this worksheet!

Can you identify the difference between inherited and acquired traits?

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

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

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

Investigate the mystery of why two tomato plants developed so differently!

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!