Curve

"What's that?"
"Flexible curve. You can use it to draw graphs, see how smooth it is?"
"Dude, we've got computers now."

I'm old.

@130story

"Daddy, if the Earth is so big, why can we see the curve?" I reached down and tweaked the attenuation to flat. Let them wonder. @130story

TD, we called it. Clean hands, angled boards. Purple WH Smith 3B pencil, white Staedtler eraser. All boys, set squares, no curves. @130story

They avoided each other's eyes as the sales director revealed the downward curve. The MD turned puce. It would be a long meeting. @130story