In addition to the general requirements for participating in Math Teacher Link, this module also has the following requirements:

• Any of the TI-83 family of calculators (including TI-82, TI-83,TI-83+ and TI-83+ Silver Edition)
  Each participant needs to have access to either of these Texas Instruments Graphing calculators.
  
• "Functioning In The Real World" by Sheldon P. Gordon
  Each participant must obtain a copy of the second edition of the text "Functioning In The Real World" by Sheldon P. Gordon, et al., (Addison-Wesley Longman) ISBN# 0-201-38389-6). For Ordering Information, please call the publisher Addison Wesley Longman at 1-800-922-0579. Used copies of the book are also available at amazon.com at significantly reduced prices. This book is an excellent resource to have available in any high school mathematics library.