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Pepsi vs. Coke, Microsoft vs. Apple, Batman vs. Superman--these are all examples of long-running rivalries. How do rivalries form, what does it take to become a rival, and what effect do rivalries have on human behavior? Learn all this and more as you dive into the competitive world of rivalries!
Created in partnership with TIME©, this nonfiction reader builds critical literacy skills while students are engaged in reading high-interest content.