Spot (Europe), a Nintendo Game Boy release, is a title based on the children's book series. It likely features simple, child-friendly gameplay, probably involving navigation and puzzle-solving.  Precise details of the game mechanics are unavailable.  It is likely this version is similar to those released in Japan and the USA, however some variation may exist. The developer and publisher for this title require more investigation.

Spot (Europe)

Sports Illustrated for Kids - The Ultimate Triple Dare! (USA)