• Magic at the Bed and Biscuit, Candlewick, 2010
  • Wild Times at the Bed and Biscuit, Candlewick, 2009
  • Welcome to the Bed and Biscuit, Candlewick, 2006
  • S.A.T. Success (with CD), Peterson’s, 1998
  • Success With Words, Peterson’s, 1998
  • Peterson’s SAT Word Flash: the Quick Way to Build Verbal Power For the new SAT—and Beyond, Peterson’s, 1997
  • Peterson’s SAT Success, Peterson’s, 1996, 1997
  • Panic Plan for the SAT: How to Score Your Best at the Last Minute, Peterson’s, 1995, 1998
  • Beware the Ravens, Aunt Morbelia, Little, Brown and Company, 1995, (Recorded Books, 1997)
  • Peterson’s Success with Words, Peterson’s, 1994
  • Just a Little Ham, Little, Brown and Company, 1993, (French and Finnish editions, 1994)
  • A Ghost of a Chance, Little, Brown and Company, 1992
  • Howling for Home, Little, Brown and Company, 1992
  • Aunt Morbelia and the Screaming Skulls, Pocket Books, 1990, (Recorded Books, 1995; French edition, 1998)
  • Hedgehogs in the Closet, HarperCollins, 1990
  • The Greatest Idea Ever, HarperCollins, 1990
  • SAT Success: Peterson’s Study Guide to English and Math Skills For College Entrance Examinations (with William R. McQuade and Michael R. Crystal), Peterson’s, 1987, 1996
  • Pets, Vets, and Marty Howard, Dell, 1987
  • Witch Cat, Harper, 1984, (“CBS Story Hour Special,” 1985)
  • Rusty Timmons’ First Million, Harper and Row, 1985
  • When the Boys Ran the House, Harper, 1983
  • Stolen Bones, Little, Brown and Company, 1993
  • The Revolt of 10-X, Harcourt Brace Jovanovich, 1980, (French edition, 1982)