We think you will need the new way to introduce it to them and one of them by using the coloring page. You must know that your kids will like to color something and it will be better for them to color the something that so meaningful like train, so they will know one of public transportations that must be known by them. Here we present the design of the printable coloring pages in our gallery, so you get the picture according to your wishes,please check and we hope you like it.