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

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

Ponder the pedigree of plants with this worksheet about inherited traits for upper elementary students!

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.

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

Can you identify the difference between inherited and acquired traits?

Get to know your genes with Steve the savvy scientist! Genes help determine everything from your hair color to your height.

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 mystery of why two tomato plants developed so differently!