Böcker av Mark Wagner

For puzzlers and history buffs here is a fiendishly difficult 500-piece jigsaw puzzle depicting Abraham Lincoln rendered in deconstructed dollar bills. Whether you are a die-hard puzzler or just looking to unplug and chill, this puzzle will provide hours of entrancing (and mind-boggling) entertainment. The puzzle features Abraham Lincoln and patterns from a piece of American currency, broken down into fragments that become a difficult jigsaw puzzle. The puzzle when completed measures 18 x 24 inches.

A quirky and brightly colored pack of four paperback notebooks printed in collages made from deconstructed dollar bills with interior pages printed in vintage ledger paper grids. This four-pack of journals patterned with dollar bill art is the perfect gift for the businessperson, the family member who pays the taxes, and the budgeter.

Explores the mismatch between perception and physical reality, and describes the many factors that influence the perception of space including the meaning assigned to geometric concepts like distance, the judgement methods used to report the experience, and the presence or absence of cues to depth.