How often does The Wittenburg Door and Jack and Jill publish their magazines?
The Wittenburg Door: The Wittenburg Door, sometimes known as simply The Door, was a Christian satire and humor magazine, published bimonthly by the non-profit Trinity Foundation based in Dallas, Texas. Jack and Jill (magazine): Jack and Jill is an American bimonthly magazine for children 7 to 12 years old that takes its title from the nursery rhyme of the same name.
bimonthly