Popular Riddles Books - riddle books for adults

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20 Best Puzzle Books (#4 Is The Most CHALLENGING) | riddle books for adults


The Great Book of Riddles: Magnificent Riddles, Puzzles and Brain Teasers ( The I always get to think of different ways on how to solve it and I felt good.

Difficult Riddles For Smart Kids: Difficult Riddles And Brain Teasers Families Funster Crossword Puzzle Book for Adults: Large-Print Easy Puzzles.

Another reason to buy puzzle books is that doing puzzles and solving riddles may improve your brain performance, which is good for elderly.

Entry level++: (Martin Gardner, My Best Mathematical and Logic Puzzles) Harder: (Raymond Smullyan, what is the name of this book?) Double black diamond.