Checkered Cubes 3D put together brainteaser

The puzzle is to pack the 7 classic Tetris game like pieces into a solid offset cube-like shape.  The final solution should have a checkered pattern and be made within the frame bounded by a fence formed by the 8 upright rods.

A very unusual puzzle which has some peculiar snags that test your imagination when working out just how to assemble these odd shaped pieces into a uniform and yet odd solution shape.

Size: 95mm x 95mm x 85mm The puzzle is made from contrasting blonde and red woods with a wooden base and dowels.  It is presented in a drawstring cloth bag with a solution inside.