Pochemu?
Subtitle: zagadki, igry v kartinkakh dli︠a︡ deteĭ 6-12 let
By: avtor teksta i khudozhnik Aleksandr Kolomat︠s︡kiĭ.
Publisher: AST
Published: 1996
Place of publication: Moskva
Language: rus
Number of pages: 114
Subjects: Puzzles.; Amusements.; Educational games.
Other titles: Zagadki, igry v kartinkakh