WebQuest Scavenger Hunt

By:Geoff Mosseau

The Abacus

This is the earliest computing device that I could find. It was invented around the year 500 BC. The Abacus was created by many different inventors. Some of which include, Raymond Lull, John Napier, and Al-Khwarizmi.

"Focus On." Focus On. N.p., n.d. Web. 19 Feb. 2015.