Walker's goal is to help you make the connection between a conceptual understanding of physics and the various skills necessary to solve quantitative problems. The pedagogy and approach are based on over 20 years of teaching and reflect the results of physics education research. Already one of the best-selling textbooks in algebra-based physics, The Fourth Edition strengthens both the conceptual foundations and the tools for problem solving to make the book even better suited to today's students. Physics, Fourth Edition Technology Update, is accompanied by a significantly more robust MasteringPhysics(R) -the most advanced, educationally effective, and widely used online physics tutorial and homework system in the world. Additionally, QR codes appear throughout the textbook, enabling you to use your smartphone or tablet to instantly watch interactive videos about relevant demonstrations or problem-solving strategies. Note: this is just the standalone book, if you want the book/access code order the ISBN below: ALERT: Before you purchase, check with your instructor or review your course syllabus to ensure that you select the correct ISBN. Several versions of Pearson's MyLab & Mastering products exist for each title, including customized versions for individual schools, and registrations are not transferable. In addition, you may need a CourseID, provided by your instructor, to register for and use Pearson's MyLab & Mastering products. 0321975391 / 9780321975393 Physics Technology Update, MasteringPhysics with eText and Access Card 4/e Package consists of: 0321867246 / 9780321867247 Modified MasteringPhysics with Pearson eText -- ValuePack Access Card -- for Physics Technology Update 0321903080 / 9780321903082 Physics Technology Update