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Project Pendulum

Robert Silverberg

1999186 pagesabout 3–4 hours
1999
first published
  • 1989Penguin Random House · ENGISBN 9780091737573
  • 1989Bantam Books · 210 pages · ENGISBN 9780553280012
  • 1991BantamISBN 9780552800013
  • 1999J'ai lu · 186 pagesISBN 9782277230595
  • 1991Random House Value Publishing · ENGISBN 9780517070833
  • —Beaver · ENGISBN 9780099624608
PlayfulWhimsicalSpaceShort readModern History

Twins become involved in an experiment in time travel.

How it feels

MoodCurious

Worth knowing

Written forMiddle grade
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