Revision and Test

This section provides students practice questions to prepare their exam. For each test, there will be a download version, a video explanation and/or a solution document.
For IB students, there is a specific section that focuses on IB style problems only and past problems for each topic will be provided. However, due to the large number of problems, I will try to summarize some typical problems for revision first and practice exams that help you for the examination.
Feel free to contact me if you have any feedback or doubts about the question or the website. The email to contact me is scienceknowledgesedu@gmail.com