303 Perplexing Chess Puzzles - Mensa Author:Fred Wilson, Bruce Alberston Building on the earlier 303 Tactical Chess Puzzles, this collection of fun chess exercises provides a rigorous practice regimen designed to develop players? strategic abilities. One hundred scenarios for each of 3 levels (advanced beginner, intermediate, and tournament) challenge players to resolve chess problems requiring multiple ?ply? ... more »(a movement for one side only) solutions. To facilitate concentration, only 2 illustrations appear on each page, with a slight parenthetical hint at the top of each position. Answers to each puzzle and a tactics index allow players to study examples of individual strategies.« less