@ESL_Educators Here are some resources for ESL/EFL teaching:
Listening:
Randall’s ESL Cyber Listening lab http://esl-lab.com/
Grammar:
https://www.learnenglishfeelgood.com/esl-printables-worksheets.html
(English grammar tests: https://www.learnenglishfeelgood.com/esl-english-grammar-exercises.html) or http://www.perfect-english-grammar.com/english-language-pdf.html
English online course: e.g. http://www.bbc.co.uk/learningenglish/english/course/intermediate
What are your favourite resources for ESL/EFL?