Charming illustrations highlight a child's day at school -- with a surprise canine visitor -- in this twist on a nursery rhyme about the hours of the day. Hickory, dickory, dare, Dogs aren't allowed in there. A sneaky peek through . . . Then a hullabaloo! Hickory, dickory, dare. Zack and his dog, Rufus, are best friends. So when Zack goes to school, Rufus follows along. And once he's there, Rufus joins right in with painting, lunchtime, and even garden time -- which makes for one messy pup when it's time to go home! Engaging illustrations capture the people and playthings of a child's day, with an array of analog clocks sprinkled throughout for good measure.