I make my mark but can always be undone. I am sharp at first and blunt with use. I am older than the pen. What am I?

Question

Accepted Answer

A Pencil. Pencil marks can be erased — unlike ink. A pencil starts sharp and becomes blunt as the graphite wears down. The pencil predates the modern ballpoint pen by several centuries.

"I make my mark but can always be undone. I am sharp at first and blunt with use. I am older than the pen. What am I?"

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