Challenging Dot-to-Dot: Over 70 Timed Puzzles to Test Your Skill (Challlenging... Books)

Over 70 timed dot-to-dot puzzles to test your skill! Each puzzle gets gradually more complex, until you meet the ultimate challenge - a dot-to-dot so hard that you'll be tempted to look at the solution at the back of the book. There's a time challenge with every contest and you can give yourself a score to see if you can beat the best of the rest. You can even color in some of the puzzles too!