i seen a adversting on this site for lumosity. it was start by people at ucla. it is a lot of games to test your brain power in lots of areas. you get five days free. i had fun playing their games and they do really text your brains. my consevator is going to get it for me. you can pay monthly your one year or two years or a life time. the life time is the cheapest option.  if any of my friends on this site want to have five days free you can be my friend on that site i am also vietnam2nd that way you can compare  where we are. my average brain power is 300. their are certain things were my brain power is over 600. i am best at speed reconizing symbols and seeing weather they match or not and that were i am over 600. i like the bird watching game the best i am know on leavel 5 and it is really hard their are blue lights that flash that make it hard to see the letter and the bird. i never thought i would see the bird and letter but i have know and even capture 2 birds. i like texing my brain people who do i heard on the raido that a doctor says they don't get alzahamiers.