Inside this beautifully designed collection you will find 300 entertaining number-placement puzzles across by five increasing levels of difficulty so there is something for every ability of solver. With a travel inspired cover you can dream of far-off places or take it with you on your adventures for puzzling anywhere!
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IMPROVE YOUR SOLVING SKILL:
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.
EXERCISE YOUR BRAIN:
Give your mind a great workout as you find where each missing number fits.
REDUCE STRESS:
Feel your stress melt away as you focus on these satisfying puzzles.
SOLUTIONS IN THE BACK:
Check your answers in the solutions on back.