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Help
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
Customer service
All questions about your order, return and delivery must be sent to our customer service team by e-mail at yourstore@yourdomain.com
Sale & Press
If you are interested in selling our products, need more information about our brand or wish to make a collaboration, please contact us at press@yourdomain.com
Ready to have your mind boggled? Worldfamous puzzle master Martin Gardner has provided more than 100 ways to give your little gray cells a workout. These unusual puzzles, many of them original, include palindromes, anagrams, rebuses, and logic puzzles. Their whimsical illustrations contain occasional clues and plenty of humor. If you're stumped, you can consult the back of the book for complete solutions. Martin Gardner was renowned for his "Mathematical Games" columns in Scientific American, which he wrote for 25 years. Acclaimed by Newsweek as "The Magician of Math," he published more than 70 books on subjects ranging from science and math to poetry and religion.
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