Bridges allow people and vehicles to cross over many obstacles. How Bridges Stand Strong introduces different types of bridges and explores how they stay sturdy. Easytoread text, vivid images, and helpful back matter give readers a clear look at this subject. Features include a table of contents, infographics, a glossary, additional resources, and an index. Aligned to Common Core Standards and correlated to state standards. Kids Core is an imprint of Abdo Publishing, a division of ABDO.