Dr Wood Mind Challenge Classics Series Vol 3. Ei8ht - lose your marbles with this puzzle, it couldn't be simpler; or could it? There are just eight marbles in the game that you need to arrange on the board. All you have to do is arrange them so that no two marbles are on the same straight line on the board (vertically, horizontally or diagonally). Challenge - can you solve it in 60 minutes? Single player, playing time 60-90 minutes. Age guide: 6-106 years. |