What's New
This version has been updated for IOS 9.2
App Description
In this puzzle or brainteaser, you are supposed to turn off the lights of houses with a growing number of windows : 4,9,16,25, etc. There are six houses, or six levels. Turning a light on or off turns some other lights on or off, according to a very simple pattern. The first three levels are quite easy. Even a small child can solve them by trial and error. Then you need to think and find a method. All the levels can be solved
iPad Screenshots
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App Changes
- June 08, 2014 Initial release
- March 20, 2015 New version 1.3
- February 14, 2016 New version 1.4
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