History's Oddest Events investigates three perplexing historical mysteries including the lost colony of Roanoke, the Dancing Plague of 1518 and other odd and unknown illnesses that afflicted people of the past. Readers will enjoy the story-like writing style all while learning about history. Complete with sidebars, more facts, and informative diagrams. QR Codes in the books give readers access to book-specific resources to further their learning. Aligned to Common Core Standards and correlated to state standards. DiscoverRoo is an imprint of Pop , a division of ABDO.