Creative Domino Train Set: 1 pcs small train80pcs/100pcs dominoes1pcs steering accessories1pcs card storage box each time you play dominoes you will have different gains you can appropriately increase the difficulty and improve children's innovative ability and logical thinking ability. Domino Train Toy: Made of premium ABS smooth edges to ensure children's safety during play. Battery operated - batteries not included. Automatic Placement Function: The small trains are automatically placed evenly and the distance between each domino is 1.5cm. Turn the chimney to adjust the direction and change the driving track. A slight push of the dominoes will produce a chain reaction and fall one after another. Colorful Lighting And Sound Effects: After the train switch is turned on the lights and sound effects are turned on at the same time imitating the sound of a steam train triggering visual and auditory feelings and cultivating children's cognitive ability. Gift for Creative Learning: Can be educational toys can also be used as Christmas gifts Halloween gifts children's birthday surprises and jigsaw puzzles giving children a happy entertainment time.