Online professional development anytime, anywhere

Teacher Development Interactive offers online professional development instruction in current teaching methods and practices.

Taught by language instruction experts, the course is available anytime, anywhere. Participants may study independently, work online with a facilitator, or use a combination of the two.

TDI offers two study options

online tdi

Online facilitated

Includes support from an online facilitator, who guides the class and reviews your written assignments.

  • Flexibility
  • Convenience
  • Personalization
blended tdi


Deepens and expands the online experience in a face-to-face classroom. Approximately 20 hours online + 20 hours face-to-face.

  • Collaboration
  • Contextualization
  • Application & reflection
  • Small-group discussions
  • Peer teaching & teaching observation


Teacher Development Interactive (TDI) provides teacher development and training through a series of modules, which combine text, video, audio, PowerPoint, and quizzes.

  • There are six modules
  • All six modules are offered in Teacher Development Interactive: The Blended Course
  • Each module features five lessons, and each lesson is divided into six sessions


When you complete any four modules of Teacher Development Interactive with a score of 75% or better on the final test for each module, you receive a First TEFL Certificate from the English Language Teaching Institute at Hunter College, City University of New York.

To obtain your certificate:

tdi test

1. Complete your coursework and take the final exam. The final exam can be taken only once.

tdi test

2. Once you have taken the final exam, your results will be tabulated.

tdi test

3. Pearson will send you an electronic First TEFL Certificate. This process takes four to six weeks.

Note: This professional development module is not part of a degree program. It is intended to be used for professional advancement. Those seeking to satisfy any degree requirements, state credentials, or local school district requirements by completing this module should consult their local education authorities.

Learn more about Teacher Development Interactive


Interested in ordering Teacher Development Interactive?

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