3D Puzzles
As well as being fun, three dimensional puzzle exercises the spatial reasoning ability.
Sydney Bridge 3D Wood Model Construction Kit
buy
You get to build the wood model of the famous Sydney Bridge in Sydney, Australia. 3mm plywood in interlocking pieces. No need to cut or glue.
3D Puzzle Camelot Castle
buy
This puzzle has over 600 foam-backed pieces and is described as "Advanced Challenge"

