Why when I pedal my bike, it doesnt make the wheels turn? - Quora
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1. Chain suddenly locked up while I was riding. Why are the pedals stuck? 2. Place to learn about bikes (Boston)? : r/bikewrench
Parent Help: Helping a Child Learn to Spin Pedals – Prevelo Bikes
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The bicycle moves forward when the pedal of the bicycle is pressed forward, but why does the bicycle not go backwards when its pedal is pressed backwards? - Quora
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How to Ride a Bike - Learn to Ride a Bike as an Adult
How to get my son's bicycle pedals to rotate when going forward as it is stationary - Quora