The younger the child, the larger and easier the drawing is. The outlines are indicated by a thick line from 2 to 4 mm, so that for the child it is easier to stay within the contours.

Coloring boos must be such as to cause a positive emotional response from the child, encourage him to draw further. For older children it is interesting to color a favorite fairy tale character, useful educational coloring.

Printable Thomas The Train Coloring Pages