1)   Make 24 1.1.0
Make 24 out of 4 cards using arithemtic signs and brackets.
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 2)   Pick-a-Word 1
Select longest valid words, to be replaced by the incoming letters.
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 3)   Pick-a-Line 1
Select longest lines of identical balls, to be replaced by the incoming balls.
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 4)   Cross-Colors 1
Change the colors on a row or column, move them, and make the same color.
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 5)   Cross-Numbers 1
Arrange the numbered tiles in natural order, by moving the rows and columns.
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