With online printable coloring pages you never have to keep volumes of coloring books around. Most children change what they would like to color often. They bounce around from one theme or one set of characters to the next. Therefore they may abandon that coloring book with princesses or cars days after you buy it. Printing out the pages though allows them to always get what they want.
Besides the general biblical theme coloring sheets the other types of coloring sheets that can also be considered biblical coloring pages are - Angel Color Pages, Christmas Color Pages, and New Testament Color Pages.