WORLD'S GREAT SCIENTIFIC PUZZLES BOOK: In this book, there are 150 unique puzzles and solutions of 16 different categories. Each puzzle is unique. These are nowhere to be found. All my own production, 150 puzzles with characters numbers, geometric, mathematical, logic and will delight readers of all ages. Puzzles in this book, all illustrated, all different figure, different size and with different levels of difficulty. Some are easy, some are hard some are very difficult. They are very entertaining and easy rules and easy to understand. My puzzles improve the following abilities of people, for example: -comparison -argumentation -focusing -Troubleshooting -Create a solution - motivate -independence -Scientific thinking and research, cause-effect relationship, etc. For people my puzzles is fun, very challenging, educational, scientific and protects against stress, keeps the brain young. İt is very helpful for all. I think Puzzle-Lover of all ages will love my puzzles very much. They are very entertaining. Have fun ! Author: Mehmet Esabil Yurdakul * * * Mehmet Esabil Yurdakul, born in 1956, Electrical engineer. He went to F. Germany in 1979. During his education he worked in various jobs. He returned to Turkey in 1984 and he began in 1985 to working in Turkey. 1991 he went official to Germany and worked there about 11 years. For about 20 years, he has been producing intelligence games / puzzles as a hobby. As an amateur together with his family, he published in 2007-2008 monthly puzzle magazine “Esobil Zeka Oyunları" Together with a group of foreign authors, he wrote a book titled, Spielzeit fürs Gehirn “playtime for the brain” published in German by Reader's Digest in 2014. Esobil Zeka Bulmacaları -I “Brain Puzzle Book-I” published by The Scientific and Technological Research Council of Turkey (TUBİTAK) in 2016. Esobil Zeka Bulmacaları - II “Brain Puzzle Book-II” published by The Scientific and Technological Research Council of Turkey (TUBİTAK) in 2018. He currently lives and works in Ankara/TURKEY

WORLD'S GREAT SCIENTIFIC PUZZLES BOOK: In this book, there are 150 unique puzzles and solutions of 16 different categories. Each puzzle is unique. These are nowhere to be found. All my own production, 150 puzzles with characters numbers, geometric, mathematical, logic and will delight readers of all ages. Puzzles in this book, all illustrated, all different figure, different size and with different levels of difficulty. Some are easy, some are hard some are very difficult. They are very entertaining and easy rules and easy to understand. My puzzles improve the following abilities of people, for example: -comparison -argumentation -focusing -Troubleshooting -Create a solution - motivate -independence -Scientific thinking and research, cause-effect relationship, etc. For people my puzzles is fun, very challenging, educational, scientific and protects against stress, keeps the brain young. İt is very helpful for all. I think Puzzle-Lover of all ages will love my puzzles very much. They are very entertaining. Have fun ! Author: Mehmet Esabil Yurdakul * * * Mehmet Esabil Yurdakul, born in 1956, Electrical engineer. He went to F. Germany in 1979. During his education he worked in various jobs. He returned to Turkey in 1984 and he began in 1985 to working in Turkey. 1991 he went official to Germany and worked there about 11 years. For about 20 years, he has been producing intelligence games / puzzles as a hobby. As an amateur together with his family, he published in 2007-2008 monthly puzzle magazine “Esobil Zeka Oyunları" Together with a group of foreign authors, he wrote a book titled, Spielzeit fürs Gehirn “playtime for the brain” published in German by Reader's Digest in 2014. Esobil Zeka Bulmacaları -I “Brain Puzzle Book-I” published by The Scientific and Technological Research Council of Turkey (TUBİTAK) in 2016. Esobil Zeka Bulmacaları - II “Brain Puzzle Book-II” published by The Scientific and Technological Research Council of Turkey (TUBİTAK) in 2018. He currently lives and works in Ankara/TURKEY

Help! A mad scientist has unleashed a throng of deadly robots on the world--and only by joining the characters and solving every one of these science-based puzzles can kids stop the destruction and save humanity. Learning about anatomy, astronomy, nature, secret codes, and more becomes a delightfully challenging game when these scientific subjects are woven into a thrilling and stylishly illustrated story. There's art throughout, created in a cool 1950's sci-fi style, and each puzzle focuses on a different topic. Through crosswords and riddles, word games and word searches, all kinds of fascinating facts emerge. Best of all, on the last page a "grand finale" uses all the solutions from other puzzles in the book.

Help! A mad scientist has unleashed a throng of deadly robots on the world--and only by joining the characters and solving every one of these science-based puzzles can kids stop the destruction and save humanity. Learning about anatomy, astronomy, nature, secret codes, and more becomes a delightfully challenging game when these scientific subjects are woven into a thrilling and stylishly illustrated story. There's art throughout, created in a cool 1950's sci-fi style, and each puzzle focuses on a different topic. Through crosswords and riddles, word games and word searches, all kinds of fascinating facts emerge. Best of all, on the last page a "grand finale" uses all the solutions from other puzzles in the book.

Enjoy figuring out creative solutions to real-world problems that have led to important inventions, discoveries, and innovations throughout history! Do you love trivia quizzes... but wish these didn't rely so much on useless facts that you either know or you don't, leaving no room for actual thinking? Do you enjoy logic puzzles... but want to learn something more valuable than just getting correct answers to abstract, theoretical problems? Something more practical and fundamental? This book aims to change the game. The problems in this book are related to erudition in fundamental areas - nature, technology, business, science, how things work, or why things are made in a certain way. But, unlike in trivia or jeopardy, you most probably do not know the answer. Instead, logic, out-of-the-box thinking, or intuition leap should be added to your general knowledge to puzzle out the correct solution. Experience walking in the footsteps of discoverers, inventors, and innovators through taking on real-world problems that challenge you to tap into lateral thinking and creativity. In this book, you will find: + 241 engaging problems across 12 fascinating topics: Ingenious Inventions, Business Innovations, Nature & Science, Historical Happenings, Folk Wisdom from different cultures around the world, and many more. + All problems have additional hints, which make it much easier to brainstorm. + Answers have explanations, going beyond fun facts, providing more insight and subject matter knowledge. + Chapters are arranged by difficulty and subject, so you have complete control over how you play. + An easy-to-navigate format eliminates the need to flip back and forth between sections, helping you keep the fun going and avoid accidentally stumbling upon answers. Each version of the book (ebook, paper book, audiobook) has its distinct structure. + All content is family-friendly and is ideal for adults and advanced teenagers. The "Easy Problems" chapters also work for gifted children. Children are often very good at ideation (idea generation) and solving problems creatively. Most stumpers of this book can be used as a mind game regardless of age, education, or background. Solo or in a team. + See inside for a link to download your FREE Bonus eBooks. Sharpen your logic, improve your analytical abilities, enhance your creativity, and develop your lateral thinking skills, all while having fun and learning more about the world around you.

Put your wits—and survival instincts—to the test! Publisher’s Note: Perilous Problems for Puzzle Lovers was previously published in the UK under the title So You Think You’ve Got Problems? In Perilous Problems for Puzzle Lovers, Alex Bellos collects 125 of the world’s greatest stumpers—many dangerous to your person, and all dangerous to your pride. Brace yourself to wrestle with wordplay, grapple with geometry, and scramble for survival. For example . . . Ten lions and a sheep are in a pen. Any lion who eats the sheep will fall asleep. A sleeping lion will be eaten by another lion, who falls asleep in turn. If the lions are all perfect logicians, what happens? Bellos pairs his fiendish brainteasers with fascinating history, so you’ll meet Alcuin, Sam Loyd, and other puzzle masters of yore—in between deranged despots and wily jailers with an unaccountable taste for riddles. Will you make it out alive? And what about the sheep?