CONSTRUCTION BLOCKS BALL TRACK 147 EL. BIBI-INN Building blocks 147 pieces: development of manual skills - constructing a track requires precision and accuracy, which perfectly develops the child's motor skills improving hand-eye coordination - following the rolling ball on the built track is not only fun, but also practicing eye-hand coordination satisfaction from creative activity - completing your own design and watching how the balls move smoothly on the built track, gives the child great joy and a sense of fulfillment Technical parameters: Material: ABS Age: 3+ Number of pieces: 147