The Rolyan Complex Form Board, model A4161, is a form board dedsigned for use with people with low vision or neurological or cognitive disabilities. The board includes comes with 12 plastic shapes (heart, cross, circle, star, square, etc.) to place on the conforming mold of the form board. The board is useful for testing and training form constancy, position in space, shape recognition, and sequencing, in addition to teaching compensatory techniques for loss of visual field. DIMENSIONS: Form board measures 24.5 x 16 x 0.5 inches. The plastic shapes are 7/8 inches high. COLOR: The board is blue and the shapes are bright yellow.