Domino Games and Domino Puzzles Author:K.W.H. Leeflang, Irine Cumming Kleeberg Karel W.H. Leeflang was born in Utrecht, the Netherlands, in 1901. Introduced to the game of dominoes as a child, it wasn't until he read Fred Schuh's Master Book of Mathematical Recreations that he discovered the sophistication and complexities possible in a set of domino bones. Since then domino games and puzzles have become a lifelong hobby.