peek at solution solve puzzle
quality: difficulty:
solvability: line & color logic only
Puzzle Description Suppressed:Click below to view spoilers
#1: Leigh Cousins (pog) on Jun 16, 2011
Abundant it may be but most of it is in stars and the supply on Earth, squandered as it is in balloons, is running out rapidly. Which will make life difficult for certain branches of physics.#2: Erik Wilke (erwilke) on Jun 16, 2011
Well, if that's the case, then helium's becoming one HOT resource.
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