This wonderful collection of wordsearches is packed with more than 300 puzzles, making it a great treat for all fans of the popular number-placement challenge. • Each puzzle is graded, from beginner to expert, so you can enjoy the satisfaction of seeing your skill improve as you work through the levels. Give your mind a great workout as you find where each missing number fits. Feel your stress melt away as you focus on these satisfying puzzles. ABOUT THE SERIES: The series brings together some of the most superb and popular puzzle types, including sudokus, wordsearches and brain-training puzzles, presented with striking and vibrant cover designs.