The 39 Clues Wiki
The 39 Clues Wiki

Information in this article may be non-canonical.


Theodore Giesel, more commonly known by his pen name Dr. Seuss, was a children's author and a member of the Janus branch. He wrote many children's books like Green Eggs and Ham, Hop on Pop, The Cat in the Hat, and How the Grinch Stole Christmas. Dr. Seuss died of throat cancer on September 24, 1991.

Books by Dr. Seuss[]

  • The Cat in the Hat, 1957
  • The Cat in the Hat Comes Back! , 1958
  • One Fish Two Fish Red Fish Blue Fish, 1960
  • Green Eggs and Ham, 1960
  • Hop on Pop, 1963
  • Dr. Seuss's ABC, 1963
  • The Cat in the Hat Beginner Book Dictionary, 1964 written with P.D. Eastman
  • Fox in Socks, 1965
  • I Wish that I had Duck Feet, 1965, illustrated by B. Tobey
  • Come Over to My House, 1966, illustrated by Richard Erdoes
  • Wacky Wednesday, 1974, illustrated by George Booth
  • Because a Little Bug Went Ka-choo, 1975, illustrated by Michael Frith
  • Oh, the Thinks You Can Think!, 1975
  • The Cat's Quizzer, 1976
  • Please Try to Remember the First of Octember, 1977, illustrated by Art Cummings
  • I Can Read With My Eyes Shut!, 1978
  • Oh Say Can You Say?, 1979
  • I Am Not Going to Get Up Today!, 1987, illustrated by James Stevenson