For example, 2 merges with 2 and becomes 4, 4 merge with 4 and becomes 8 etc. - POWER OF THREE: when three consecutive tiles with the same number touch, they merge into one. For example 3 merges with 3-3 and becomes 9, 9 merge with 9-9 and becomes 27 etc. - FIBONACCI: a tile can be joined with a tile that is one level above or below it but not to one equal to it. In Math, Fibonacci sequence is a succession of numbers in which each number is obtained by adding together the last 2 digests that came before. The first terms: 0-1-1-2-3-5-8-13-21-34-55-89-144. For example 2 and 3 merge together and become 5, 5 and 3 merge together and become 8 etc.
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