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Wow, what a gem of a site where you can download great mathematics ebooks to enjoy

Amusements in Mathematics is a collection of mathematical puzzles and brainteasers from English author and mathematician Henry Ernest Dudeney. The book includes over 450 illustrations. To view the Standalone version, you require the installation of the small file size DNL Reader. To get the DNL Reader, click the "Get DNL Reader" button on the site. It is worth it!

Math teacher and researcher Tom O'Brien offers resources and activities through this site, with planned updates each month to add more materials. These include books published by the UK's Association of Teachers of Mathematics--some out of print --now downloadable and available for purchase. Excerpts from the e-books are available free, as well as three articles by O'Brien and colleagues. O'Brien recommends software as well, some of which is available free of charge.

CK-12's Middle School Math Grade 6 covers the fundamentals of fractions, decimals, and geometry. Also explored are units of measurement, graphing concepts, and strategies for utilizing the book's content in practical situations. Volume 1 includes the first 6 chapters.

CK-12 Foundation's Geometry FlexBook is a clear presentation of the essentials of geometry for the high school student. Topics include: Proof, Congruent Triangles, Quadrilaterals, Similarity, Perimeter & Area, Volume, and Transformations.

CK-12 Foundation's Trigonometry FlexBook is an introduction to trigonometry for the high school student. Topics include: Trigonometric Identities & Equations, Circular Functions, and Polar Equations & Complex Numbers.

CK-12 Foundation's Single Variable Calculus FlexBook introduces high school students to the topics covered in the Calculus AB course. Topics include: Limits, Derivatives, and Integration.

Libros gratuitos para el Kindle!  Y más!