STAN GIBILISCO'S QUIZ EXPLANATIONS
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Alternative Energy Demystified, 2nd edition
Electricity Demystified, 2nd edition
Electronics Demystified, 2nd edition
Everyday Math Demystified, 2nd edition
Geometry Demystified, 2nd edition
Physics Demystified, 2nd edition
Statistics Demystified, 2nd edition
Teach Yourself Electricity and Electronics, 5th edition
Trigonometry Demystified, 2nd edition