Readers can count on a good time with this book of numerical mysteries. They'll dig into clever number puzzles and gain confidence in their problem-solving skil

British-Israeli recreational mathematician, communicator and educator, Yossi Elran explores in-depth six of the most ingenious math puzzles, exposing their long

Party on with puzzles geared to the hip and young, with themes focusing on hot celebrities, chartbusting music, blockbuster movies, must-watch TV, must-have fas

Contains fifty-eight Ruby scripts to solve a variety of problems for system administration, image manipulation, and management of a Website.