Next Level Learning Lab

Why do puppies from the same litter sometimes look completely different?This interest-based Animal & Pet Genetics Worksheet engages students by connecting Mendelian genetics to a familiar and high-interest context: pets. Through a short story-based introduction, students explore how inherited traits such as fur color can vary among offspring—even when animals share the same parents and environment. Using a scientifically accurate, simplified inheritance model, students complete Punnett squar