our domino train blocks set is made of high quality

our domino train blocks set is made of high quality plastic each edge of dominos with circular arc design is smooth polished without burrs making the dominos smooth to touch you can keep it for a long time perfect for toddler s colour recognition hand eye coordination ability and great for fine motor skills kids can use the blocks to make different arrangement and they will not stop playing with the blocks they will like the bright colours good for kids imagination your kids have to manually place each domino into the stack when playing it it may take some time but it would improve children s practical ability and cultivate children s patience when the train is running it is very smooth and will not get stuck