Heres one I biult over last winter and put it up in sections this past spring .
Pressure treated 4x4, and floor .
2X4 walls and roof with plywood .
Meusures 8x8 and goes from 8 feet down to 6 feet tappered roof .
Instaled 7 tilt down plexy windows .
After all done and painted approx. $450. to biuld if my memorow servce me right ... Oh ya its abought 10 feet off the ground from the floor .