Inventing the Pencil
Here is a webpage devoted to inventing a better pencil!
And here is a more general page from the Smithsonian Institution.
Questions
- What were the earliest pencils called? What material did Greek scribes write on instead of paper?
- Why did graphite came into common use?
- Who first used graphite for pencil leads?
- What are some reasons why graphite is better than real lead for pencils?
- List some other materials early people used to read and write with.
- What are slate pencils? When were they in common use?
- What did people use for erasers before rubber? What improvement made rubber usable?
- What year did pencils come out with erasers attched to one end?
- The average pencil can draw a line that is ________ miles long!
- Why do you think pencils are usually painted yellow?
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Computer Memory | Invention
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