This way I can still have fun without spoiling it for others who would just see it as the know-it-all barging in with answers to everything.
I'd rather give a clue after a few days, to help others get the 'lightbulb' moment... and those last two were pretty tough to work out. (35 can be worked out with tfwiki.net search-engine, but that was before it went down a few days ago)