Stopwatch Puzzles - Book & Gift Set Author:Helene Hovanec A deluxe package that will please young puzzle-lovers: — An exciting collection of timed brainteasers, complete with a real stopwatch. — Here is an awesome collection of timed brainteasers, complete with a real stopwatch. Ready, set, go! Set the stopwatch that comes with the book and find out how quickly you can correctly solve any ... more »one of these puzzles. You may think the questions are easy. But there's a catch: each puzzle is timed, and as the minutes tick away, keeping calm and cool becomes more and more challenging. Think fast! Time's up!« less