Exercise your brain by navigating the intricately devised and devilishly difficult labyrinths in Extreme Mazes. With mazes as eye-catching as they are challenging, maze masters will have to negotiate a variety of mind-boggling, inventive puzzle types including 'bridge', 'multi-floor' and 'warp' mazes. Created by bestselling brain-training and puzzle book author, Gareth Moore. Please note: The material in this book has previously appeared in Ultimate Mazes.