Students may learn from bicycle mechanics/experts: proper techniques for maintaining and repairing bicycles, how to identify and fix common bicycle problems (flat tyres, misaligned brakes, rusting parts), the names and functions of various bicycle tools (spanners, wrenches, chain brushes, tyre levers, air pumps), safety precautions while working with tools, professional work ethics and problem-solving approaches, and how different simple machines work together in a complex machine like a bicycle.