fun online way to (possibly) speed up your brain

[raquelita]

Lumosity is offering a special one year group rate. With four of us, it would cost each 300 pesos / year. Let me know by email, deadlineTues noon if interested. May promote attention, memory, problem-solving. All I can say for sure is that the games are a diverting way to relax in the evening.

[mr bill]

Here is another site with some enjoyable -maybe easy/maybe not- brain teasers