Which innovative product strategy first successfully integrated QR codes linking to video tutorials directly in college-level calculus textbooks, creating a multi-platform learning experience?

In the competitive world of mathematics education products, one innovation dramatically changed how students interact with learning materials. This product development strategy transformed traditional textbooks and revolutionized math education accessibility. Test your knowledge about this significant shift in educational product marketing that made advanced mathematical concepts more approachable for students worldwide.

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Pearson's MyMathLab (2001)
James Stewart's Calculus: Early Transcendentals, 7th Edition (2012)
McGraw-Hill's ALEKS Adaptive System (2010)
Wolfram's Mathematica Textbook Companion (2014)