The website is a blessing. I'm so happy to have stumbled upon it and I recommend it to anyone who is preparing for the SL math exam. The videos have been so successful in helping me recall content from the years... The website works very well and the note sheets, quizzes, and exam styled questions...

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!

Great site for revising the course using written notes, videos as well as quizzes.

The Maths AA HL course on Inthinking Revision has been of tremendous help to me, especially with the way each section is structured, usually consisting of videos and revision notes, followed by quizzes to practice your skills before jumping into exam-style questions, which are arranged in ascending...

The site is great for revising the basic understandings of each topic quickly. Especially since you are able to test yourself at the end of each page and easily see where you need to improve.

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...