NWT Engage your child with the Counting Keys Toy Set. This multicolor set includes 120 keys and 20 key rings, perfect for sorting and patterning activities. Ideal for developing early math skills. Kids build fine motor control and eye/hand coordination and get hands-on counting and color-sorting practice-as they slide colorful keys onto big key rings! All made of durable plastic and sized just right for little hands. Keys come in 5 colors and measure 3 1/2" in length.