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Puzzle 697
What well known saying has had its consonants removed:
-a-- -a--- -a-e -i--- -o--
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Puzzle 699
What comes next in the sequence:
red · orange · yellow · green · blue · indigo · ?
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Puzzle 700
Starting with BALL, change one letter at a time until you have the word HEAD.
Each change leaves the other letters in their original places and must result in a proper word.
What is the minimum number of steps required to achieve this change?