The wings are PVC coated nylon, like the material used in jumping castles. And the tubes which hold that fabric can slide into the fuselage. That way it still fits in a garage.
Design in 3D
Making the bulkheads
Assembly of the bulkheads
Covering the hull with panels
Creating the cockpit
Making the rudder
Adding the tubes for the wings
Adding the wing skin
Adding the engine
Lets make it shine.
Getting the structure together again
Ready for tests on water