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Oral Presentation - Pen
Sara Loureiro
Created on November 19, 2023
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Transcript
Teacher Cristina ChabertSara Loureiro Nº29 10ºA
Oral Presentation Pen
Have you ever wondered about the story behind something as simple as a pen?
Wall of a cave
Feathers
Bamboo
Primitive writing instruments
Reeds
Ballpoint pen (1938 - László Bíró)
Fountain pen (1809 - Frederick Fölsch)
Evolution of pens
Gel pen (1982)
Rollerball pen (1960s/1970s)
Evolution of pens
Fountain pen
Rollerball pen
Markers and Highlighters
Types of pens
Ballpoint pen
Summarizing...