The Fat Brain Toy Co. Teeter Popper Balance Board is so easy for kids to wiggle and spin. Sit and rock or stand and sway how you move is up to you. Every move makes a POP POP POP! Hear the suction cups pop as you wiggle and rock, bringing sensory fun to every wobble. The Teeter Popper Balance Board inspires curiosity and creativity with its versatile design, encouraging kids to explore new ways to move. This unique sensory toy is made for playful exploration. Physical Play Physical sensory toys can support the development of gross motor skills, core strength, balance and coordination.