Resources for the study and understanding of the EBooks available for download.

Download a fully illustrated book about one-to-one mappings:

The Golden E-Book of Graphs E-Book of Graphs of Mathematical Functions - A selection of some beautiful mathematical surfaces from the domain of the real and transcomplex numbers systems.

Download any of our excellent books about the Fourth Dimension:

Readings of "The Fourth Dimension Simply Explained"
Another World or The Fourth Dimension
Selected Essays from Mathematical Essays and Recreations by Hermann Schubert featuring The Fourth Dimension
Selected Papers of Charles Hinton About the Fourth Dimension
The 4-D Doodler

Download two books that will take your mind to the limits!

Plus the following additional EBooks:

Alice explores the under world

Resources for the study of Flatland

History of the Conflict Between Religion and Science

How to draw a straight line without a straightedge

What do you know about the perpetual motion?

Physics for Entertainment

Spinning tops, gyroscopes, and scientific toys

The Coming Race: High energy from the underground

The Deluge In The Light Of Modern Science

See also our Free EBooks Catalog for the books complete listing!