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There is a range and richness to numbers. They can come alive, cease to be symbols written on a black board, and lead the reader into a world of intellectual adventure where calculations are thrilling. In Figuring: The Joy of Numbers, Shakuntala Devi dramatizes the endless fascination of numbers and their ability to amaze and entertain. She offers easy-to-learn short cuts on how to add long columns in your head, multiply, divide, and find square roots quickly, almost magically. Fractions, decimals, and compound interest become clear and easy to deal with. The author takes delight in working out huge problems mentally, and sometimes even faster than computers. In Figuring she shares her secrets with you.
Shakuntala Devi, the Human Computer, explains and simplifies everything you always wanted to know about numbers but was difficult to understand. This book contains all we ever wanted to know about numbers. Divided in three parts, the first will tells you everything about numbers, the second some anecdotes related with numbers and mathematicians, and the third some important tables that will help you always.
Discover the adventure and excitement of mathematical puzzles. Match your wits with the human computer. Sharpen your intellect, delight your friends and enjoy hours of purposeful entertainment. Mathematics is not always hard, mind-boggling stuff. It can also be simple, delightful and interesting. Many famous mathematicians are known to be devoted to peg jumping puzzles. It is perhaps this kind of play that leads to scientific discoveries. The celebrity author, Shakuntala Devi, is regarded as 'authentic heroine of the twentieth century'. She calculates faster than the fastest computer, is listed in the Guinness Book of World Records and continues to amaze audiences around the world with her feats of calculation.
These simple math secrets and tricks will forever change how you look at the world of numbers. Secrets of Mental Math will have you thinking like a math genius in no time. Get ready to amaze your friends—and yourself—with incredible calculations you never thought you could master, as renowned “mathemagician” Arthur Benjamin shares his techniques for lightning-quick calculations and amazing number tricks. This book will teach you to do math in your head faster than you ever thought possible, dramatically improve your memory for numbers, and—maybe for the first time—make mathematics fun. Yes, even you can learn to do seemingly complex equations in your head; all you need to learn are a few tricks. You’ll be able to quickly multiply and divide triple digits, compute with fractions, and determine squares, cubes, and roots without blinking an eye. No matter what your age or current math ability, Secrets of Mental Math will allow you to perform fantastic feats of the mind effortlessly. This is the math they never taught you in school.
Come to an exciting journey into the Wonderland of Numbers. 'As for numbers, they hate nobody and nobody can afford to hate them,' says Neha's father, who is a supportive parent trying to re-instill confidence in his child. Apart from revealing the specialties of each individual number, from zero to nine, and little mathematical tricks, Shakuntala Devi has underscored another very important aspect. It is upto parents and teachers to ensure that children are initiated into a lifelong love affair with numbers. An engaging child, Neha, suddenly starts lagging in Maths when a new Maths teacher arrives and she starts converting her fear of the teacher into a terror of Maths. Matters touch the nadir when she scores a zero in a test. On the way home that day, she meets with an accident. While her parents and teachers suffer an anxious vigil till she regains consciousness, she travels to the Kingdom of Zero through her sub-conscious mind. In the Wonderland of Numbers is the story of Neha's adventures in the Kingdom of Zero.
The world's greatest mental mathematical magician takes us on a spellbinding journey through the wonders of numbers (and more) "Arthur Benjamin . . . joyfully shows you how to make nature's numbers dance." -- Bill Nye (the science guy) The Magic of Math is the math book you wish you had in school. Using a delightful assortment of examples-from ice-cream scoops and poker hands to measuring mountains and making magic squares-this book revels in key mathematical fields including arithmetic, algebra, geometry, and calculus, plus Fibonacci numbers, infinity, and, of course, mathematical magic tricks. Known throughout the world as the "mathemagician," Arthur Benjamin mixes mathematics and magic to make the subject fun, attractive, and easy to understand for math fan and math-phobic alike. "A positively joyful exploration of mathematics." -- Publishers Weekly, starred review "Each [trick] is more dazzling than the last." -- Physics World
Here are over 300 tantalizing puzzles, brain teasers and riddles by one of the greatest mathematical geniuses of the twentieth century, Shakuntala Devi, popularly known as the 'human computer'. The puzzles include every possible type of mathematical recreation, time and distance problems, age and money riddles, puzzles involving geometry and elementary algebra, and just plain straight thinking. Often entertaining, but always stimulating, the puzzles included in the book offer hours of fun and relaxation.
This is one of those rare books that can help all of us with something that is both troublesome and worrisome — our memory. It does this with ease, not by attempting to teach some exhausting rote-memory techniques, but in 12 easy and effortlessly smooth steps. Shakuntala Devi's down-to-earth writing and encouraging step-by-step approach puts super memory in reach of everyone. As she says, 'Take my word. You can start applying my memory-enhancing techniques immediately, right now. Before you will realize, applying my methods and strategies will become your second nature.' Shakuntala Devi has been honing and teaching her memory improvement techniques for more than 40 years. Super Memory is the result of her life's work, specially tailored to our needs as we age, and encompassing all of the many ways we can use a better memory every day.
ALSC Notable Children's Book A wonderful introduction to one of the most beautiful connections between mathematics and the natural world–the Fibonacci sequence–through a series of stunning nature photographs. Discover the biggest mathematical mystery in nature—Fibonacci numbers! Named after a famous mathematician, the number pattern is simple and starts with: 1, 1, 2, 3, 5, 8, 13. Each number in the sequence comes from adding the two numbers before it. What's the mystery? The pattern crops up in the most unexpected places. You'll find it in the disk of a sunflower, the skin of a pineapple, and the spiral of a nautilus shell. This book brings math alive, celebrates science, and will inspire kids to see nature through new eyes.
Astrology is not A complex science as it is often made out to be and, in the hands of the world-famous ‘human computer’, Shakuntala Devi, it becomes yet simpler and easier to understand and practise. The present book discusses zodiacs, planets, asterisms, the rising signs, Bhavas, Yogas, Dasas and their effects and transits. It enables the reader to cast a horoscope, and also read one. There are tables of correction for various cities and for sidereal time, Nakshatra divisions and Vimshottari Dasa, Navamsas, etc. It is a complete book that leaves nothing to become an amateur astrologer.