When the grades of twelve-year-old Ricky and his friends inexplicably drop at the beginning of junior high, they suspect someone may be tampering with the school computer during a competition with a rival junior high.
Used availability for Barbara Bartholomew's Great Gradepoint Mystery
See all available used copies of this book at: Abebooks UK or Abebooks US
Hardback Editions
December 1983 : Hardback
| Title: Great Gradepoint Mystery (Microkid Mystery,) Author(s): Barbara Bartholomew ISBN: 0-02-708510-4 / 978-0-02-708510-5 (USA edition) Publisher: Atheneum Availability: Amazon Amazon UK Amazon CA More details... |
Paperback Editions
January 1985 : Paperback
 | Title: The Great Gradepoint Mystery (Avon Camelot Books) Author(s): Barbara Bartholomew ISBN: 0-380-69834-X / 978-0-380-69834-9 (USA edition) Publisher: Avon Books Availability: Amazon Amazon UK Amazon CA More details... |
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