This website offers academic English learners practice and preparation materials for the IELTS  exam.  The materials are designed for test-takers entering undergraduate or post-graduate programs.The practice reading tests containing authentic materials from journals, newspapers and books. The tests also provide  practice reading and interpreting diagrams, illustrations and graphs. A glossary is provided.  Marking sheets are included as well. There is a computer simulated IELTS reading test available for free.  The website also offers practice activities for academic listening, speaking and writing.

Free access:

https://www.ieltsessentials.com/prepare/free-practice-tests/academic-reading