John Robertson is the author of the phenomenonal book Robertson's Words for a Modern Age (more about the book under Resources > Books). His work for nearly a decade now has been to create an accompanying website about words, and it has grown into an amazingly rich resource not just on words, but on ideas and activities for teachers.
- 67,700 searchable Latin and Greek base and affix cross references
- 3,650 family-word study units
- Hundreds of confusing word units
- Dozens of self-scoring online vocabulary quizzes.
- 37 units on the history of English
- 25 topic study units