Brain Art Level 4 is both a puzzle and a game. A series of equilateral-triangle tiles are used to create a 3-D looking dragon and fractal work (the puzzle) and once complete several interesting riddles must be deduced (the game). The quote from the designer says 'The game Level 4 has four levels. Three of them are parts of a riddle. All those have three different themes and the last one may be the step to an unknown place. To reach the first level of the riddle, begin with the solution of the game. Ask yourself, what do the numbers want to tell? Divide them into groups of three and think mathematical...' - BoardGameGeek