I made a couple of planes from plywood. they were very fast and easy to build, and seem to work fine. the first one I made just to see if it would work at all, and it did. the second one I made to try out an oddball configuration. kind of rapid prototyping, if you will.
the first one, basically a jack plane:
the second one, a 60 degree bedded bevel down toothing plane with a chipbreaker:
the first one, basically a jack plane:
the second one, a 60 degree bedded bevel down toothing plane with a chipbreaker: