For Lesson 64, students learned about standard temperature and pressure (STP), the Mole, and Avogadro’s Number.  We worked through slides 5-7 of the Lesson 64 PowerPoint and then watched the Crash Course video below:

Students then received the Lesson 64 Worksheet.  Interested in how scientists calculated the number of particles in one Mole?  Read about it at Wired Magazine.