Easy-to-handle, brightly colored dominoes. Ideal for developing position in space, figure/ground, eye-hand coordination, color discrimination, matching and sequencing. Can be used creatively by the therapist to sort, stack and match. Finished wood with silkscreened surfaces. Size: approximately 4-3/8" x 2-1/4" each x about 7/16" thick. Colors included are red, yellow, blue, black, orange, and green. Total of 28 dominoes.