The first Berenstain Bear book was published in 1962 and was called The Big Honey Hunt. It was published by Dr. Seuss' own imprint, Beginner Books. More than 260 million copies have been sold since then (that's for the whole series, of course, not just The Big Honey Hunt).
Raising kids in today's world is NOT EASY. These books have become a touchstone for us in reminding my family of what really matters while reinforcing the values and self-esteem my kids need to know. Read them with your kids now!