Brain Puzzles for Teens

We have something new for you, with Brain Puzzles for Teens, a great way for you to spend a few hours in deep concentration, working out complex and fun puzzles and conundrums.

ChainDoku consists of a group of circles arranged in a square grid and containing given clues in various places. The object is to fill all empty circles so that the digits appear exactly once in each row, column and chain.

The book comes complete with the solutions at the back, so you'll always know if you got it right, or can find the solution if you are really stuck for the answer.

Don't delay. Get a copy today