Note: this is the standard (ft and inch) version. For the metric version click here
Step 7. Cutting the wall, floor, and door pieces
From 1/2" MDF board, cut all the pieces to the dimensions given in the drawing below.
All of the pieces can be cut out of a 4ft x 4ft sheet, as shown in the drawing below.
Step 8. Cutting the arched internal doorways
Cut the internal door holes 2½" wide and 6½" high with an arched top (optional). Set them back 1½" from the front end of the walls. This applies to all three internal walls.