Changes

* '''15''' - [[Louis Braille]] invented the [[Braille]] system

* '''15''' - [[Louis Braille]] invented the [[Braille]] system

* '''15''' - [[Christopher Paolini]] writes the first draft of his [[Eragon]] trilogy which is published when he is 19.

* '''15''' - [[Christopher Paolini]] writes the first draft of his [[Eragon]] trilogy which is published when he is 19.

* '''16''' - Jean-François Champollion, can speak a dozen languages and delivers a paper on the Coptic language to the Grenoble Academy. By 20, he can speak another 13 languages and at 22 he deciphers the [[Rosetta Stone]].

* '''16''' - Jean-François Champollion, can speak a dozen languages and delivers a paper on the Coptic language to the Grenoble Academy. By 20, he can speak another 13 languages and at 32 he deciphers the [[Rosetta Stone]].

* '''18''' - [[Mary Shelley]] writes Frankenstein (The Modern Prometheus) - it is only published when she is 21, however.

* '''18''' - [[Mary Shelley]] writes Frankenstein (The Modern Prometheus) - it is only published when she is 21, however.

* '''20''' - Carl Friedrich Gauss makes his first mathematical discoveries, which will lead to the completion of "Disquisitiones Arithmeticae", his magnum opus, at the age of 21.

* '''20''' - Carl Friedrich Gauss makes his first mathematical discoveries, which will lead to the completion of "Disquisitiones Arithmeticae", his magnum opus, at the age of 21.