The Moscow Puzzles: 359 Mathematical Recreations Fidget on our trademark thin stock

on our trademark thin stock preferred by cardists

this wonderful book has inspired generations of mathematicians

Slow Dance is a picture frame that makes real objects appear to move in slow motion

regardless of age or background

This iconic emblem was a recurring motif in the work of both Charles and Ray

The Moscow Puzzles: 359 Mathematical Recreations Fidget on our trademark thin stockThis is, quite simply, the best and most popular puzzle book ever published in the Soviet Union. Since its first appearance in 1956 there have been eight editions as well as translations from the original Russian into Ukrainian, Estonian, Lettish, and Lithuanian. Almost a million copies of the Russian version alone have been sold. Part of the reason for the book's success is its marvelously varied assortment of brainteasers ranging from simple "catch"