Forgive the lame title but I just came up with this game idea, you basically name an object like a pen or a shoe, and the next person finds an alternative use out of it. For example:
Pen
one handed chopstick.
Take the letters off it and use them to replace lost Scrabble tiles and/or Chess pieces. Then take a number off, throw it away, put the rest of it in a blender and call it a missingno.
Fill with denatured alcohol, block opening with rag. You now have a molotov cocktail that does not create dangerous broken glass waste.... and it is a great way to recycle empty bottles.
Strings can be used as garrote or for other string-like purposes. Wood can be burned. Casters can be removed to add to other heavy items which need to roll. Bad example, 90% of the parts in a piano are too specialized to have secondary uses.
Replacement for the chain that connects your flushing lever to the stopper in the toilet. If it breaks, floss works as a good temp till you can buy a new chain.
water bottle:
fill bottle with water and freeze.
on a hot day place frozen water bottle behind fan. turn fan on. sit directly in front of fan. easy air conditioning