A Google-a-Day Keeps the Doctor Away

Did you know that Google posts a daily puzzle to increase your googling mastery?  For example:

Today's Question

The artist who painted "Il Cenacolo" (aka "Ultima Cena") invented a device to monitor changes in humidity. What was it?

Using the A Google a Day's website you can search without bringing up any spoiler alerts posted by other authors.  Happy Searching!

http://agoogleaday.com/