It's completely unnecessary but probably a good way to get children to pay attention to the dates and places.
After much thought, I can say one thing right off - teaching how to use this apparatus is completely unnecessary.
Puzzled, since it was out of the way and completely unnecessary, I asked him why.
I think the general public would see this action as completely unnecessary.
"I really think college is completely unnecessary for 80 percent of the population," he said.
He offered a look that made it completely unnecessary to say more.
It was of course completely unnecessary to tell anyone which "one"!
We are promised a great party, a big, expensive, completely unnecessary production.
Huge chunks of what they get up to is completely unnecessary.
If we'd been there already this whole shift would be completely unnecessary.