About this item

A Ball Track that Grows with Children Designed to grow as your child grows, this 39-piece Kullerbü set features looping curves, speedy ramps, and rolling balls all ready to spark endless exploration and fun. Perfect for ages 2 and up, this STEM-focused building toy helps children develop fine motor skills, spatial awareness, and problem-solving abilities with every build. Thanks to the secure click-together system, kids can enjoy frustration-free assembly. Age: 12 Months & Up STEM Play that Grows with Kids: Develops coordination, logic, and early engineering skills. Montessori-Style Learning: Encourages independent building and hands-on problem solving. Endless Reconfigurations: Includes 39 track pie