Brain Training Device

Do u wanna keep your brain in good shape!!! Then here is a game device called the Brain Trainer which has set of programs such as addition, substraction... basically Math oriented stuff which stimulates your frontal cortex in order to improve your mental agility. Seems to be a handy device. Frontal cortex is that part of your brain generally thought to be where higher level creativity, planning,communication,memory and goal formulation take place.