The Inthinking Biology website is very helpful in providing not only notes and diagrams to explain all the concepts, but also provides additional tests and Quizlets to strengthen your learning. I definitely recommend!

Inthinking Revision is a very helpful website for IB students. I highly recommend it for review and teaching classes. 10/10. Amazing job StudyIB creators!

My students and I have enjoyed StudyIB very much. We used the site last year and the students' performance moved up 1-2 points on the IB scale. My seniors this year have been using the site and I have seen a marked improvement on their retention of topics and their scores on cumulative papers. What...

This is genuinely the holy grail of IB chemistry resources. IB is very stressful and keeping on top of your content and revision is difficult. This website has amazingly clear explanations for all syllabus points, it's so good that I haven't use my actual notes for revision. The multiple-choice question...

Layout is very clear. Discussion of examples helpful.

Inthinking Revision has enormously helped me in my understanding of math. I started revising Mathematics AA SL two months prior to the exam, and during that time I barely understood the purpose of functions, trigonometry, and calculus, which was highly needed for me since I’ll be doing an interdisciplinary...