This wonderful collection of 500 crossword puzzles is sure to have something for every puzzle fan, test your trivia and sharpen up your general knowledge as you try to solve them all.• OVER 500 PUZZLES AND SOLUTIONS: This collection of puzzles will provide hours of entertainment • EXPAND YOUR KNOWLEDGE: This crossword collection contains a raft of intriguing questions that will ensure you pick up useful knowledge as you go along. • EXERCISE YOUR BRAIN: Give your mind a great workout as you pit your wits against these general knowledge teasers. • REDUCE STRESS: Feel your stress melt away as you focus on these satisfying puzzles.