AIG                     AIG: A package for studying Automatic Item
                        Generators.
arith                   ICAR Arithmetic Generator
lisy                    Linear Syllogism Generator
spatial2d               Spatial 2D Reasoning Items
spatial3d               Spatial 3D Reasoning Item
spatial3dDouble         Spatial 3D Reasoning Item (double shapes)
spatial3d_mirror        Mirror Spatial 3D Reasoning Item
spatial3d_mirrorDouble
                        Mirror Spatial 3D Reasoning Item (2)
