Math English

Dan and Sue are sure they can build a snowman taller than a tree—even if John and Zack don’t believe them. Rulers, yardsticks, and tape measures are useful tools for Dan and Sue, but will the snowman measure up?

Whether pondering black holes or predicting discoveries at CERN, physicists believe the best theories are beautiful, natural, and elegant, and this standard separates popular theories from disposable ones. This is why, Sabine Hossenfelder argues, we have not seen a major breakthrough in the foundations of physics for more than four decades. The belief in beauty has become so dogmatic that it now conflicts with scientific objectivity: Observation has been unable to confirm mindboggling theories, like supersymmetry or grand unification, invented by physicists based on aesthetic criteria.

In March 2006, the world’s richest men sipped champagne in an opulent New York hotel. They were preparing to compete in a poker tournament with ­million-dollar stakes. At the card table that night was Peter Muller, who managed a fabulously successful hedge fund called PDT. With him was Ken Griffin, who was the tough-as-nails head of Citadel Investment Group. There, too, were Cliff Asness, the sharp-tongued, mercurial founder of the hedge fund AQR Capital Management, and Boaz Weinstein, chess “life master” and king of the credit-default swap.

We live in the age of the algorithm. Increasingly, the decisions that affect our lives—where we go to school, whether we can get a job or a loan, how much we pay for health insurance—are being made not by humans, but by machines. In theory, this should lead to greater fairness: Everyone is judged according to the same rules.

For going on two decades, Scientific American’s “Ask the Experts” column has been answering reader questions on all fields of science. We’ve taken your questions from the basic to the esoteric and reached out to top scientists, professors, and researchers to find out why the sky is blue or whether we really only use 10 percent of our brains. Now, we’ve combed through our archives and have compiled some of the most interesting questions (and answers) into a series of books.

Shalinee Sharma is one of the world’s top experts on math learning, but when she was in school, she sat in the back row, unsure if she could ever master the subject. Many of us buy into the idea that some people are innately good at math and others just won’t ever succeed at it—but it’s not true, and numeracy is as important as literacy when it comes to opening doors in life.

Pressure and anxiety often get in the way of learning multiplication tables making it take way longer than it should to master those math facts. By creating a pressure-free story-driven book, you can easily listen through. If you've ever said, "I'm not a math person," this is the book for you. It will build memorable stories for anyone who wants to finally master the math they need to succeed. The examples are step-by-step with all of the tips and tricks that make math a lot easier to learn.

In 2006, an oddball group of bankers, traders and brokers from some of the world's largest financial institutions made a startling realization: Libor - the London interbank offered rate, which determines the interest rates on trillions in loans worldwide - was set daily by a small group of easily manipulated functionaries, and that they could reap huge profits by nudging it to suit their trading portfolios.

Are you ready to unlock the doors to endless opportunities and take control of your future? Look no further than our comprehensive GED Test Prep & Study Guide, designed to guide you towards triumph in the General Education Development (GED) examination. Whether you're a high school dropout seeking a second chance or an adult learner aiming to expand your horizons, this book is your essential companion on the road to success.

Music makes learning math facts 0-12 easy and fun. Kids will listen and say each fact and answer beginning with facts of one, all the way through the multiple of twelve.

For two decades, John Mighton has developed strategies for fostering intellectual potential in all children through learning math. Math, Mighton says, provides us with mental tools of incredible power. When we learn math we learn to see patterns, to think logically and systematically, to draw analogies, to perceive risk, to understand cause and effect - among many other critical skills. Yet we tolerate and in fact expect a vast performance gap in math among students and live in a world where many adults aren't equipped with these crucial tools.

Hockey statistics come to life. Listeners won't look at math the same way again!

A counting book that follows the construction of a building, from one plan to twelve stories.

In kindergarten, James Rhee received a toy red helicopter in gratitude for a simple act of generosity—sharing his lunch. Decades later, the lesson from that small gift led him to develop a human-centered framework for business and personal achievement that helped him overcome seemingly insurmountable hurdles and find unprecedented success.

We know trivia is fun, especially for kids, and we also know that learning new things and gaining new knowledge on topics you love is one of the most enjoyable parts about it. Trivia has been around since the dawn of time and continuously brings new and fun interactive ways for friends, family, and children to enjoy together. Unfortunately, finding interesting topics to learn about can take a lot of time and effort to find when searching through blog post after blog post. Luckily, Trivia for Smart Kids puts an end to this problem.

The insanely useful strategies presented here are clear and concise and taught with many hand examples that demonstrate profitable poker play. Sky will quiz your understanding throughout the book, and he’ll have you taking action on and off the felt with 55 different actions steps. This isn’t just a hear-it-and-shelve-it poker guide. This audiobook is your new poker coach; teaching you strategies and expecting you to use them. Then when you’re ready, repeating the process with the next valuable set of strategies.

It’s not a book about numbers, percentages or decimals. It’s a book that drives to the heart of the money problems many people deal with—because those problems are usually symptoms of a bigger issue. The issue is our inaccurate beliefs, fears and flat-out lies about budgeting. Ramsey Personality and debt elimination expert Jade Warshaw candidly shares how she and her husband, Sam, shifted their mindset around money and paid off over $460,000 in debt—including $280,000 of student loans!

Master the mental game of Texas hold 'em poker and learn how to use simple and effective techniques to crush your opponents in any poker game! Even if you’re the guy who loses his money every time or you've barely played a game of poker in your life and want to hit the ground running, The Poker Mind is a guide that will give you a huge advantage over your opponents.

The Math Myth expands Hacker's scrutiny of many widely held assumptions, like the notions that mathematics broadens our minds and that the entire Common Core syllabus should be required of every student. He worries that a frenzied emphasis on STEM is diverting attention from other pursuits and subverting the spirit of the country. In fact, Hacker honors mathematics as a calling (he has been a professor of mathematics) and extols its glories and its goals.

Pea pods, cucumbers, and strawberries provide plenty of opportunities for counting in the garden! Follow Dad, Grandma, and other family members as they pick and count.