Domino Train Toys Baby Toys Car Puzzle Automatic Release Licensing Electric Building Blocks Train ToyOverview: Simply push the cartridge down onto the domino to load the cartridge. Put the cartridge on top of the train and turn on the train. Turn the train hopper to steer left and right. As the train moves forward, it will place the dominoes in a row. This product is designed to develop children's imagination, hand eye coordination, color and shape recognition Product Information: Material: Plastic plastic Packing: Color box Wooden block type: Domino