- In 1642 French mathematician Blaise Pascal invented the mechanical calculator..
- The world's first roller coaster opened in 1884 at Coney Island New York.
- M&M's chocolate stands for the initials for its inventors Mars and Murrie.
- 70% of all Irish barley grown goes towards the production of Guinness beer.
- The oldest exposed surface on Earth is New Zealand's south island.
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