Fascinating Facts for the Whole Family: Trivia about Human Body and Cute Animals by Nayden Kostov is a non-fiction trivia book for all ages. This book begins with some interesting facts about some of our favorite animals that happen to all be mammals: cats, dogs,...

Nayden Kostov's 373 Mind-Boggling Facts and Questions from the Puzzle Vault is quite a unique book with various intellectually stimulating questions for entertainment, learning, and discussion. This book comprises a collection of verified facts, questions, and answers grouped into themes such as historical mysteries, cultural...