Dual N-back IQ Game BB Premium

★★★ N-BACK IQ GAME BRAIN BUILDER PREMIUM — AN INTELLIGENCE GAME Increase your IQ (intelligence) playing just 20 minutes 4 times a week! Brain Builder is the Android version of the N-Back game which it has been scientifically proven to increase your IQ, working memory (short term memory) and attention. Previously to the N-Back game it is thought that the IQ was a fixed since birth and that there were not way to increase it. Nevertheless, recently a paradigm shift occurred when a paper was publish...