In this experiment, students will explore how polar bears are able to stay warm in cold climates. They will follow the scientific method to discover how blubber helps a polar bear stay warm. As students' test their hypothesis, they will quickly discover that the thermometer reads a warmer temperature in the ice water with shortening fat (Crisco). This super easy and minimal prep science experiment takes no longer than one class period and costs close to $0! To help guide your instruction and pla