A group of children, entranced with the study of Egypt, play their own Egypt game, are visited by a secret oracle, become involved in a murder, and befriend the Professor before they move on to new interests, such as Gypsies.

Robin and her family have spent several years moving from place to place, trying to find work and a place to live. When Robin's father finds a job, all are happy but Robin. She explores the countryside near her home, meets new friends, and discovers a secret.

Harry Houdini Marco had a difficult life when he was a normal, clumsy twelve-year-old-but growing wings made things even harder Except for his unusual name, Harry Houdini Marco is unremarkable in every way. While his namesake was the greatest illusionist of all time, Harry can't even catch a ball. He is on the verge of a long, boring summer-and he is dreading every moment of it.   Then he meets a mysterious traveling salesman named Mr. Mazzeeck....

A lonely twelve-year-old is convinced that the cat she finds is possessed by a witch and is responsible for her own strange behavior.

Life is never quite the same again for eleven-year-old David after the arrival of his new stepsister, a student of the occult.

In 1909, after spending several months back at the Lovell House Home for Orphaned and Abandoned Boys, eleven-year-old Gib returns to live on the Thornton ranch, where his natural way with horses helps to make him feel at home.

When eleven-year-old Cat Kinsey builds a secret hideout to escape her unhappy homelife, she slowly gets to know a poor family who have come to California after losing their Texas home to the dust storms of the 1930s.

Reluctant to admit that he suffers from claustrophobia and anxious not to alienate his friends, Rudy tries to find a way to distract them from pursuing their plan of exploring an abandoned gold mine.

With her father's failing health and the family's shaky finances, twelve-year-old Audrey's dreams of becoming a writer seem very impractical until she is given a peculiar bronze pen that appears to have unusual powers.

Six imaginative schoolmates embark on a game in which they pretend to be gypsies, but when one of the boys runs away and takes up with a group of homeless people, the game threatens to become all too real.