A wind resistance apparatus removably attachable to a bicycle is provided. The apparatus includes a disc oriented to provide wind resistance as the bicycle moves; and a connecting piece coupled to the disc at one end of the connecting piece and including a mounting portion at another end of the connecting piece arranged to mount the connecting piece onto a the bicycle in an orientation where a periphery of the disc is substantially included within a plane that is substantially perpendicular to a plane passing through a rear wheel of the bicycle.