Lesson 10 is part of a twenty-two lesson plan unit on boat safety and water sports. It focuses on how to handle cold water and cold weather when water skiing, as well as what to do if hypothermia or frostbite occur. Click on the...

Baby Beluga may swim in the deep blue sea, but the song doesn't mention how cold it is out there. Find out in this short project how a bit of blubber can be a useful adaptation when the water is ice cold.

Young scholars observe, on a molecular level, how heating and cooling affect molecular motion.