1+2=3 - OneTwoThree - One, Two, Three Publisher: hong li Genre: Educational Released: 19 May, 2016 Size: 26.6 MB Price: FREE! Click here to request a review of this app App Store Info Description This is a collection of small games that test your attention,memory and reactivity.It is simple,but it may be the most challenging of your brain.Come on to experience it without hesitate! What's New in Version 1.0.5 Fix the bug Screenshots Screenshot 1 of 8