Side effects is a puzzle game based on three very simple rules. 1. All grid cells must have the same value to win. All 0 or 1. 2. When a cell is selected, its own value is swapped as well as the North, South, East and West cells 3. Cells swap from 0 to 1 or from 1 to 0. The first levels of each set are there to learn the principles.
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