Mid section of pre teen boy checking the wheels of his racing kart on a workbench while his father attaches the frame, selective focus

indoors day sunlight two people part of person hands man boy kid child adult pre-teen african american ethnicity black caucasian mixed race person diversity father dad son childhood fatherhood one parent family standing building a racing kart making inspecting learning helping mentoring constructing togetherness teamwork working together bonding domestic life free time home garage workbench wheel hobby backlit close up detail selective focus mid section slow motion handheld