Jack Goldstein 
101 More Amazing Brainteasers [PDF ebook] 

This is the second book from Jack Goldstein’s ‘brainteasers’ series, aimed at everyone who enjoys solving a variety of puzzles. Contained within the book are over one hundred fun brainteasers for children and adults alike, covering subjects including numbers, words, logic problems, visual puzzles, lateral thinking and more. Each question is sure to have you scratching your head — until you reveal the answer… at which point you’ll say you knew it all along!The brainteasers are separated into sections for easy navigation and will test every area of your brain whether you are old or young. Full answers and solutions are provided.