The Official Cambridge Guide to IELTS is the definitive guide to IELTS from the organisation which produces the test, Cambridge English Language Assessment. This guide will covers all 4 IELTS sections which provides IELTS learners with useful step-by-step instructions, tips and hints for IELTS and focuses on skills development and test-taking strategy to help you maximise your band-score and has 10 practice tests for both Academic and General Training. This will also suit our plan of launching a tablet for application, as again listening and reading are the formats that can most successfully be transferred interactively to the digital format.
Cambridge IELTS 12 :- the latest edition, contains 4 complete authentic tests for both General Training and Academic module.
Cambridge IELTS 10 :- published by IELTS test makers from Cambridge Press, contains four complete tests for Academic module candidates, plus extra Reading and Writing modules for General Training module candidates.
Cambridge IELTS 11 :- contains four complete tests for either Academic or General Training candidates, reflects the IELTS actual test.