Progress from number names to digits, body parts tally sticks, coins, numerals, calculi, sand tables, abacuses, Napier's bones, and slide rules. Examine math history digitally from the Sumerians to Egyptians, the Middle Ages, and the Renaissance in a format that not only is appropriate to a twenty-first-century classroom, but also enhances it.

Presentation Format: General Interest / All Audiences Session
Grade Band Audience: General Interest/All Audiences