Carmen Sandiego Math Detective is a 1998 mathematics learning game for children age 9-12. In this game, Carmen Sandiego had invented the machine called the Quantum Crystallizer Machine and use it to shrunk twelve famous landmarks into crystals. The user, playing the role of Agent 9, has to thwart her plans and release all the landmarks which have been stolen by Carmen.

12 Stolen Landmarks and Structures

  • Golden Gate Bridge (San Francisco Bay, CA, USA)
  • Angel Falls (Venezuela, South America)
  • Great Wall of China (People's Republic of China, Asia)
  • Roman Colosseum (Rome, Italy)
  • Nile River (Egypt, Africa)
  • Grand Canyon (Arizona, USA)
  • Great Barrier Reef (Australia)
  • Petronas Towers (Kuala Lumpur, Malaysia)
  • Caspian Sea (Eurasia)
  • Mount Everest (Nepal, Asia)
  • Hubble Space Telescope (Orbiting Earth, Outer space)
  • Ayers Rock (Northern Territory, Australia)


The Backgrounds for the game were sketched, refined and inked by Brian White. Michael Lipman was lead animation layout artist, character Designer, and animator for the game.

Math Detective was the last Carmen Sandiego game produced by now-defunct Brøderbund Software, which originated the franchise. All subsequent games, starting with 1999's Carmen Sandiego's ThinkQuick Challenge, are produced by The Learning Company.

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