Busy Book

What a great book! this unique toy/learning tool will give your children the best time they can have while learning! 😁 *  Premium durable materials: The domino train blocks set is made of high-quality ABS materials, which are BPA-free, safe, non-toxic, without harmful substances. Each edge of dominoes with a circular arc design is smoothly polished without burrs, do not hurt kids' little hand.. *  Great entertainment: Powered by 2*AA batteries(not included), but the dominoes into the card clip and then put it on the train, the train will move forward and lay dominoes automatically while twisting left and right slowly. And it comes with a realistic train sound effect, which will increase the fun of playing with toy. *  Excellent educational toy: The Domino train blocks set can develop children's athletic ability, color cognitive ability, teamwork ability, and train their hand-on ability. And the colorful and beautiful appearance can stimulate their brain and thought development. *  Pare