Materials: Technology:
  Manipulative Materials:
  • chalk, two stakes, length of rope
  • posterboard
  • marbles

Data Observation Forms:

Hardware:
  • computer
    • 486+
    • 16 Mg RAM
  • internet connection
  • modem 28.8+/ethernet 56k
  • printer

Software:

  • Browser program (if Netscape 3.0+)