Mallory, whose family is suddenly short of money, takes a baby-sitting job and needs the help of the Baby-sitters Club in adjusting to her new employers' wealth.

Roger presses a wrong button on his Money Mizer Pocket Computer and his bank account is emptied. Can he learn to live without being rich?

Eleven-year-old Matthew, trying desperately to earn enough to buy a coveted computer program, learns the importance of money and eventually starts his own business. Sequel to "Earth to Matthew."

Tia Isa and her niece try to save enough money to buy a car to take the whole family to the beach.

Penny sets up a lemonade stand to earn money for her mother's birthday card and learns about currency.

Jason attracts a lot of attention when he starts following the zany advice in a get-rich-quick book by the bizarre Dr. Silverfish.