Below you can find the When this ancient calculating device was first developed it may have used sand instead of wooden rods with beads Jeopardy Words Answer. The answer to When this ancient calculating device was first developed it may have used sand instead of wooden rods with beads has 6 letters. This clue belongs to the When it was new category and is part of Jeopardy Word Level 1338. If you scroll near the bottom you will find other clues and answers part of level 1338