Lillian Hoban

Bored with spring vacation, Arthur decides to go alone on an overnight field trip in the woods behind his house.

Arthur views his little sister in a different light after receiving a revealing letter from his pen pal.

When Violet has a numbers problem and Arthur is penniless, they go into business and solve both problems.

Arthur the chimpanzee is determined to be the best all-around gymnast at his gymnastics birthday party.

Forgetful Silly Tilly Mole nearly succeeds in ruining her Thanksgiving dinner, but her animal friends come to the rescue with tasty treats.

While hurrying to get on the school bus, Arthur and his friend unknowingly switch their lunchboxes; later Arthur finds out what surprise his sister had put into hers.

Ugly and mean, the Brute family lives up to its name until Baby Brute makes an important discovery.

Thomas is delighted to draw Gretchen's name to be the recipient of his valentine at school, but then he worries that she does not like him.

Five-year-old Elisa has an older brother and a new baby brother, but her grandmother says the middle is the best, just like the filling in a sandwich.