Seasons
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First Aired: January 01, 1980
Last Aired: July 29, 1980
In an educational and social context, the series revolves around a set of puzzles, where a group of characters meet in different eras and stories, and through a mysterious puzzle or puzzle at the beginning of each episode, until they finally succeed in solving it
Networks:
Watch Providers:
JustWatch makes it easy to find out where you can legally watch your favorite movies & TV shows online. Visit JustWatch for more information.