PU cotton soft material, one-piece molding can be folded repeatedly, not afraid of falling and will not hurt the child. Exercising your baby's physical fitness, playing and exercising at the same time, makes your baby grow up strong. Recognition and color discrimination enlightenment cognition, each bowling ball has its own color and number, which can let the baby recognize the number and color. Promote physical development, through bowling, you can exercise big and small muscles, and also improve your baby's hand-eye coordination and balance. The addition, subtraction, multiplication and division of numbers 1-10 can be learned in the game and entertained. Parent-child interaction enhances feelings, and parents accompany their children to grow up happily while playing. Play quietly without disturbing neighbors, made of PU soft, and there will be no noise when colliding during play.