Blueprints For A Bike I Need Advice On How To Make A Working Model Of An Airplane, Or A Replica Of A Bike?

I need advice on how to make a working model of an airplane, or a replica of a bike? - blueprints for a bike

Websites of interest can be useful. I have the option of either a working model of an airplane or a replica of a bicycle. If you need to make plans and I need to know what materials to use .. wat the role of alumenium can be used as a surface coating to give a field .. For example, the forks.