<p>Khan Academy's free MCAT preparation collection, built in partnership with the AAMC, covers every section of the US Medical College Admission Test. It is aimed at aspiring medical students who want a free, high-quality primary or supplementary study resource.</p><ul><li>Approximately 1,100 videos and 3,000 review questions mapped to AAMC's MCAT study guide.</li><li>Fifteen units covering biological and biochemical foundations, chemical and physical foundations, psychological/social/biological foundations of behaviour, and critical analysis and reasoning skills.</li><li>Full practice passages for each of the four MCAT sections, plus foundational content review.</li><li>Self-paced; no account required to view content, but creating one saves progress.</li><li>Free; no certificate – this is test-prep rather than a credentialed course.</li></ul><p>Start any time on Khan Academy to work through the units in order or dip into specific topics.</p>