Goal:
How to quickly dry paint on an object?
Answer:
Run a fan in the direction of the object and rotate the object to catch all the areas of the object

Goal:
To hold batteries in place when the "door" is missing.
Answer:
Use scissors or a box cutter to cut a piece of cardboard to hold the batteries in place, then use duct tape to hold down the cardboard on the batteries.

Goal:
To cut pieces out of felt, you can
Answer:
Use a rolling utility cutter

Goal:
when travelling, keep your dirty and clean clothes separate by
Answer:
packing a garbage bag to keep your dirty clothes in.