A Venn diagram of items that are both "musical" and "thrive in cold" Google Google is celebrating British logician John Venn's 180th birthday today with a Google Doodle game involving those fun ...

A Venn diagram can show data sets such as preferences in market research. When sets intersect (overlap), the elements in the intersection are members of both sets. When the sets have no elements in ...

Leah and Kelly are sisters who do not have any interests in common. Leah likes to read, draw and play netball whereas Kelly prefers to listen to music, dance and skate. If we were to draw this as a ...