Bicycle By: Kai Dawson
History of bicycle Bicycles were first invented in 1816. They introduced into England in 1818. They were use for transportation to school, and to exercise. It was invented by Baron Karl Drais von Sauerbronn. People who want to exercise or lives near a school uses bikes.
Bicycle patents Bicycle seats Foldable Bicycle Bike lock Motor/pedal bike Bike alarm system
Bike material Sprocket chains were made to keep the wheels spinning
Improvements to the bike Brakes Motor Training wheels
Timeline 1816: Baron Karl Drais von Sauerbronn built the first bicycle. 1818: Bicycle introduced in England. 1885: James Starley manufactured safety bicycle with wheels of approximately equal diameter and a sprocket-chain drive connecting the pedals with the rear wheels. 1888: The safety bicycle superseded the high-wheeled form.
ciatations http://www.factmonster.com/encyclopedia/science/bicycle.html https://www.google.com/?tbm=pts&safe=active&ssui=on#q=bicycle&safe=active&ssui=on&tbm=pts