Proizvod vam ne odgovara? Nema veze! Možete nam vratiti unutar 30 dana
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30 dana za povrat kupljenih proizvoda
The author is an Honors Chemistry graduate of Princeton University and Environmental Toxicology graduate of Concordia University. He runs a tutoring business in Canada since 1993 and is a longstanding contributor to community organizations as a popular educator and radio journalist. --> Holy Holmium is fun and organized, explains all ideas and terms in full depth, gives exam-type problems and solutions, and connects chemistry to real life. It is money-back guaranteed. --> Sample reviews from students: "My exam went incredibly well. I enjoy chemistry now. I understand what I'm doing and why." - Anne W.; "A source of relief when on the verge of extreme frustration and despair with class." - Tara M.; "An excellent learning experience that helped me improve my study habits." - Matthew K.; "I gained the confidence I needed." - Jane B. (more inside!)