* Miniature Trays for e.g. computer screws / other tiny bits that are easy to lose
* Counting Tokens
* Location Markers - e.g. place one in an exact center of the room, or where a planned appliance, piece of furtniture or partion is expected to go
* Sink Strainers - drill a pattern of drain holes - to catch objects that accidentally fell into the sink
* Pads - separation between dirty / clean, harsh / scratchable surface, etc.