Garbage in, garbage out is a famous expression in computer science, underscoring the importance of starting with reliable data. Learn how data is prepared to remove errors and ambiguities. As an example, see how the US Postal Service perfected machines that can read hastily scribbled addresses.

Study the role of big data in predicting election results. Contrast the disastrous 1936 presidential poll by the Literary Digest with today's impressively accurate aggregators of polls, such as statistician Nate Silver. Analyze what makes aggregation more effective than any single poll.

Graphics have long been a compelling way to present and understand data. Survey some unusually effective graphics from the pre-computer era. Then explore the wealth of graphical tools available today. Graphics can reveal new information, but they can also obscure it when used poorly.

Believe it or not, trigonometry is easier than it looks! With the right help, you can breeze through your next trig class, test, or exam and be ready for your next math challenge. In Trigonometry For Dummies, you'll learn to understand the basics of sines, cosines, and tangents, graph functions, solve tough formulas, and even discover how to use trig outside the classroom in some cool and interesting ways. Ditch the confusing jargon and take a plain-English...

"[A] guide to finding joy and understanding by adopting a diverse approach to learning math ... Stanford researcher, mathematics education professor, and the leading expert on math learning Dr. Jo Boaler argues that our differences are the key to unlocking our greatest mathematics potential ... Boaler shares ... neuroscientific research on how embracing the concept of 'math-ish'--a theory of mathematics as it exists in the real world--changes the...

"Learning must-know math concepts is easy as 1-2-3 with these lively little books children can read all by themselves! Inside this sturdy little box, you'll find 25 fun-filled titles on these key topics: numbers, counting, addition, subtraction, shapes, simple fractions, sets, time, measurement, and more. Includes a handy parent guide!"--

Illustrated riddles introduce strategies for solving a variety of math problems in using visual clues.

In 1962 John Hubley came to Harvard University as the first teacher of animation in the new Visual Arts Center. It was his idea to make a film based on Edwin Abbott's famous novel about life in a two-dimensional world, Flatland.

When the teacher tells her class that they can think of almost everything as a math problem, one student acquires a math anxiety which becomes a real curse.