Moles are small skin growths that can develop on any part of the body. While they are usually harmless, some people opt to have them removed for aesthetic purposes or […] ...

A face full of freckles, or “angel kisses,” as Grandma may have called them. The spots are like snowflakes—no two are the ...

Students develop a new method of counting objects, called the PCU, and compare this method to the concept of the mole. Can You Color a Mole? from AACT Students determine how many moles of paraffin are ...