Being fit doesn’t consist of just the physical aspect of things, as you need to keep your mental health in tip top condition to balance things up. The Mini Brain Trainer device improves your mental capabilities and memory via a quartet of games that come with five levels of complexity each. The games include Flash, Sequence, Catch, and Blocks where each of them test your memory power. The Mini Brain Trainer retails for £9.99 and runs on a couple of LR44 batteries.