Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom.
A large searchable collection of excellent math resources, from math news to teaching resources. The Math Forum is the home of Ask Dr. Math, an online math question-and-answer service for students.
What is an abacus? What did Euclid discover? Find answers to these and other questions with this browsable math encyclopedia.
e-Math: The Web Site of the American Mathematical Society
News, publications, careers and conference information, and other resources pertaining to the field of mathematics. Collected by the American Mathematical Society.
Lesson plans, career resources, homework help, puzzles, and quizzes.
Curious and Useful Math
Multiplication and division tricks, famous math tales, word problems, and other curious and useful math oddities.
This is MEGAMathematics!
A project of the Los Alamos National Research Laboratory, this site has puzzles, a glossary, and special topics on math concepts such as infinity, graphs, and algorithms.
Absurd Math Interactive
Use your math skills to navigate through this bizarre world, dodging the thought police as you try to unravel the secrets of problem solving. A pop-up “mathulator” (calculator) helps you move from level to level.
The Numeracy Home Page
Links, puzzles, and other numeracy activities for adults designed to encourage interest in math.
U.S. Census Bureau
A large collection of government statistics and articles on census controversies, population growth, and demographics. Don’t miss the up-to-the-minute U.S. and world population clocks.
The Man Who Makes Sense of Numbers
A Fortune article describing the work of Yale professor Edward Tufte, whose mission is to improve the way we visually present data and information.
Bank Rate Monitor
This informative site monitors information such as banking news and average credit card rates and terms.
Metric Conversion Card (PDF)
Use this easy chart to convert inches to centimeters, pounds to kilograms, Fahrenheit to Celsius, and more.
Automobile Leasing: The Art of the Deal
A guide to the terms and concepts of automobile leasing.