There is no better training for your brain than to think in the abstract, and for this there is Classic Pythagorean Puzzles 1.8 which will make you break your head solving the authentic, ancestral and genuine Greek puzzles that have entertained lovers of game challenges for centuries Intelligence.
You must build with the pieces that you have all kinds of figures (flowers, animals, etc.) but of course the complexity of the game is that the pieces are tremendously ambiguous and abstract, so you must make many combinations and give many returns, until you know how go placing them until you hit the final result.
You can free download Classic Pythagorean Puzzles 32, 64 bit and safe install the latest trial or new full version for Windows 10 from the official site.