Friday, April 15, 2011: 3:00 PM-4:30 PM
Grand Ballroom IX (JW Marriott)
Lead Speaker:
Cheryl C. Ooten
Be introduced to fascinating Chinese mathematical symbols and systems. Through a world history of abacus development, learn how and why the Chinese used the abacus. Practice basic operations—addition, subtraction, and multiplication—on a Chinese abacus to discover its advantages and use for developing students' number sense.
Presentation Format: 3-5 Gallery Workshop
Grade Band Audience: PreK to 2, 3 to 5