[Unique Auto-lay Feature] Fill up the dominoes, toggle the switch, colorful lights, auto-play train sounds, and your train will release them as it crosses the floor or table, leaving a perfect row of dominoes just waiting to be pushed over, adding more fun to the dominos Train Toy.[Creative ] Build as many dominos tracks as you want with 200 colorful plastic blocks, engaging kids in their earlydevelopment, encouraging spatial thinking skills, color recognition, and will keep your little engineer coming back for more fun.[Parent-Child Interaction] Dominos Train is the best bonding experience for parents and grandparents with children , or let the kids play alone. Either way, it is great fun and helps with the development of teamwork.[Safe Material] Dominoes are made of high quality plastic, sturdy and durable, each edge is polished smoothly without burrs and smooth to the touch.[Excellent Gift Choice] Dominoes Train Toy Set packed in colorful boxes, perfect gift for toddlers to teens, easy to get boys and girls to love. Can be used as a Christmas gift, Halloween gift, child's birthday surprise and puzzle to give your child a happy playtime. Turn on the train switch, and automatically turn on the light and sound effects to triggervisual and auditory feelings.