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
1980-01-01
1980-01-08
1980-01-15
1980-01-22
1980-01-29
1980-02-05
1980-02-12
1980-02-19
1980-02-26
1980-03-04
1980-03-11
1980-03-18
1980-03-25
1980-04-01
1980-04-08
1980-04-15
1980-04-22
1980-04-29
1980-05-06
1980-05-13
1980-05-20
1980-05-27
1980-06-03
1980-06-10
1980-06-17
1980-06-24
1980-07-01
1980-07-08
1980-07-15
1980-07-22
1980-07-29
