Brain Challenge

Brain Challenge

12 Achievements

200

20-25h

Xbox 360
Xbox One
Xbox Series
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20% Brain Usage

20% Brain Usage

Reach 20% Brain Usage!

15

How to unlock the 20% Brain Usage achievement in Brain Challenge - Definitive Guide

Completing the brain test will increase the brain usage % depending how well you did on the test. You can keep doing the brain test over and over. Once you reach 20% this achievement will unlock.
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26 Jan 2010 01:02

1 Comment
I had roughly 3 hrs in, screwing around with the game. You should be able to get this after maybe...10 or so sessions.
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By Curtieson on 23 Mar 2010 13:24
--See 100% Brain Usage--
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A very simple achievement, after receiving the first achievement, you can choose a bunch of game options, but you need to choose a standard test, play on an easy level, since there is nothing difficult at 20%)
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12 Aug 2012 23:18