Lonpos 101 Rectangular Game
This is a Lonpos Puzzles This game ranges in difficulty from 5 to 9. 101 hierarchical levels from the easiest to the most difficult.  Suitable for players from 6 to 106 years of age.  It is challenging, fun, and brain stimulating.  It is a good option for IQ training for all ages.  Use multi-shaped pieces to create rectangles or pyramids.