Related Clues:
- 'Oh Say Can You Say?' author
- Creator of the Grinch
- His 1960 best-seller had only 50 different words
- One of his aliases was Theo. LeSieg
- ''Oh, The Places You'll Go!'' author
- Dr. of children's books
- "The Sneetches" author
- Creator of Sam-I-Am
- Doctor whose publications are read mostly by children
- Sneetches' creator
- Geisel pseudonym
- Creator of Brown Bar-ba-loots
- Dr. for kids
- Writer who coined the word 'nerd'
- Dr. who created Horton