I have used these books (I have all 12, one for each month) for years. Lots of fun stuff to use in your school or teaching a group. www.abcteacher.com/catalog/MIB.shtml
I still use them after 5 years and would not get rid of them for anything.
As defended by the Supreme Court, parents have the fundamental constitutional right to direct the education of their children according to their beliefs (Wisconsin vs. Yoder [1972]). A right exercised is a right preserved (Acts 22:25-29).