Vintage Nintendo DS Games Flash Focus and Brain Boost

Both in excellent preowned condition. Used a couple times. I played both for about a half hour each on 11/10/24 and they work great. They both come in their boxes and both have the booklets included. Brain Boost Beta Wave is to improve concentration, judgement and memory. 2 game modes: training and challenge. From 2006. Flash focus- You've trained your brain with Brain Age--now sharpen your eye power with Flash Focus! Fast, fun activities and quick-play sports games give your eyes the challenging workout they need. -Train your eyes with quick, fun activities based on vision training programs used by top athletes. From 2007 Both games are for Nintendo DS