Parquetry is a perceptual training activity designed for use by individuals with cognitive, sensory, or fine motor disabilities. This set comprises 32 non-toxic wood pieces in a tray, and four full-color pattern cards. The pieces in the shapes of squares, triangles, and rhombuses are used to create the patterns on the pattern cards. OPTIONS: A set of 20 additional pattern cards is available. DIMENSIONS: The tray is 10 x 10 inches. COLORS: The wood pieces come in six colors.