This is a fantastic resource for students who want to improve their IELTS writing task 1. It shows you the vocabulary and the grammar that you need to describe a graph, chart, table or diagram.
IELTS speaking test practice videos showing real candidates doing mock interviews; includes full transcripts and language analysis.
This site is a really useful reference to help you develop your academic writing. It has interactive exercises that allow you to develop topic specific vocabulary.
Canadavisa has 8 free IELTS practice tests available – 2 Listening, 2 Reading, 2 Writing, and 2 Speaking. These tests were prepared by IELTS professionals and will give you a good sense of what the IELTS test will be like.
This site has a lot of free practise resources along with useful advice. Highly recommended.
Can you recommend any other sites?