The First Years Stack & Count Cups are a classic baby toy that lasts for years. Baby's love playing with these colorful toy cups: nesting them together, stacking them, and knocking them down too! Through play, these cups help babies develop both gross and fine motor skills. As your baby grows into a toddler, the eight cups all have different large numbers embossed on the base, great for introducing your child to counting and number recognition. Toddlers will also love using these cups as a bath toy. Each toy cup features different shaped holes on the bottom. Fill them up and watch the water trickle out for extra fun in the tub or kiddie pool!