Suspend your disbelief with Science Comics: Bridges, the latest volume of First Second's nonfiction STEM series! In this volume, meet Bea, Archie, Trudy, and Spence, otherwise known as the BATS! They crisscross the globe using every type of bridge: beam, arch, truss, and suspension. From ancient low-slung rope bridges to modern high-tech towers of steel, they'll traverse 'em all. Along the way they'll identify the dangerous forces trying to bring bridges crashing down, and how to defeat them... through engineering!