A 1st or 2nd grade Dick-and-Jane style reader, first published in 1948, it was in my school in 1965 or so. Contains a story with a portly gentleman named "Mr. Wonderful", who entices the local children onto a school bus where it makes an unexpected detour...
OH STOP IT! It's a perfectly innocent story and didn't affect our upbringing one bit!
OH STOP IT! It's a perfectly innocent story and didn't affect our upbringing one bit!