It’s Mole Day! Celebrated on October 23, Mole Day recognizes Avogadro’s number (6.02 x 10^23), which is a basic unit of measurement in chemistry. We discuss mole day, reminisce on how we have celebrated it, and celebrate the founder of the National Mole Day Foundation: Maurice Oehler (a Wisconsin Science Teacher).  How do you celebrate Mole Day?  Leave a comment, […]