Hermione Granger — what did Hermione Granger do at each age?

ハーマイオニー・グレンジャー | Novel Character

Timeline

Age 11: Top of her class
Age 12: Solved Potions riddle
Age 12 (1991): Became best friends with Harry Potter and Ron Weasley after the troll incident
Age 13: Used Time Turner
Age 14 (1994): Founded S.P.E.W. to fight for house-elf rights
Age 17: Helped defeat Voldemort
Age 17 (1997): Played crucial role in finding and destroying Horcruxes