Mathematical Diamonds
Ross Honsberger
Grundlagen des Bürgerlichen Rechts
Klaus Sakowski
A History of Mathematics
Florian Cajori
Indian Mythology
Devdutt Pattanaik
Clones in universal algebra
A. Szendrei
Philosophy of Mind: 50 Puzzles, Paradoxes, and Thought Experiments
Torin Alter & Robert J. Howell & Amy Kind