Fidget Bubbles There are 7 built-in fidget bubbles, allowing the baby to press the bubbles, bringing a new tactile experience and understanding of cause and effect. Rotating Ring There are 3 rotating rings on the side, allowing the baby to rotate at will, attracting the baby's attention and increasing the fun. Pull the Rope This Montessori toy has 6 ropes of different textures. Toddlers can pull the rope back and forth to stimulate their sensory abilities through different vibrating sounds and touches. Slide Balls The pull string toy has 3 holes and a push-and-slide button.The baby can press and slide the button from one hole to another. Helps develop kids thinking ability, fine motor skills and Hand eye coordination.