Amy Wummer

While Harry's third-grade class is studying birds, the cold winter weather keeps them cooped up inside during recess and Harry gets restless.

"When his best friend Doug discovers his top-secret hideout, Harry enlists his friends' help to save it from being developed into an apartment building"--

"When Harry and his pals in Room 3B aren't invited to their teacher's wedding, they invite themselves, and wind up saving the day"--

"Doug is infested with the one creepy-crawly thing Harry hates: lice! Will Harry be able to help Doug get rid of them, or will Doug have to pack up and move to a new country instead?"--

Everyone in Room 3B knows that if Miss Mackle sees you playing with toys at your desk, she'll confiscate them for her June Box. So when a substitute teacher catches good girl Song Lee with a pink origami pig, into the June Box it goes. The problem is that this origami was to be a birthday present for Song Lee's grandmother. So Song Lee does the unthinkable: she breaks into the June Box to free her pig. Now Harry, Doug, and the rest of the kids have...

When she goes to work with her mother on a Saturday, Adventure Girl uses her own special methods to help find a missing report.

A special Valentine's Day card helps third-grader Harry overcome his fear of climbing the rope in gym class.

Detectives-in-training Milo and Jazz join forces to tackle their first big case--finding out who stole the lucky socks from the high school baseball team's star pitcher.

Detectives-in-training Milo and Jazz must work backward to solve the case of the diamonds that mysteriously appeared in Milo's desk at school.

Detectives-in-training Milo and Jazz investigate whether their town's new pet psychic is a fraud.