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Why Cambridge English?
Delta is one of the best-known and most popular advanced TEFL/TESOL qualifications in the world. It is a flexible way for experienced English language teachers to progress further in their careers. Delta can be taken at any stage in a teacher’s career and is ideal for those wanting to update their teaching knowledge and improve their practice.
Find out why Delta is such a popular international English exam.
Reasons to take Delta
Not sure where you can take Delta? More than 160 exam centres around the world offer Delta modules.
Find a centre near you
Download Delta brochure (PDF,1.74mb)
Young learners extension to CELTA
Delta (Diploma in Teaching English to Speakers of Other Languages)
IDLTM (International Diploma in Language Teaching Management)
ICELT (In-service Certificate in English Language Teaching)
TKT (Teaching Knowledge Test)