Chad's Videos Promo Codes & Coupons September 2026 — Up to 20% Off

For more than 20 years, they've been helping science and pre-health students stand out. For the past 15 years, Chad's Videos have spent most of their time managing the chemistry department at one of the country's largest universities, where they remain today. Chad's Videos help thousands of students personally in small groups, in small groups and one-on-one each semester, and this site is their attempt to do more. Chad's video lectures aim to present thematic material in the simplest possible way. His combination of humor and analogy makes complex topics both understandable and memorable. Practice is the most important part of mastering a subject. This is why the Chad construct test process goes from easy to difficult, from common examples to important exceptions. This will gradually accumulate a comprehensive knowledge of the subject and maximize learning and retention.