Conversation so far:
What was an anecdote about Grace Hopper?
Grace Hopper is famous for her nanoseconds visual aid.
What did Grace Hopper use for her nanoseconds visual aid?
Grace Hopper started handing out pieces of wire that were just under one foot long. She gave these pieces of wire the metonym nanoseconds.

Question: Did she use any other visual aids?
Self-contained rewrite: Did Grace Hopper use any other visual aids, besides the nanoseconds?