The Big & Awesome Bridges of Portland and Vancouver is a book that gets young people excited about science and engineering and provides teachers a comprehensive resource for developing engaging elementary school units of study, all through an exploration of one of the most diverse and historic collections of big river bridges in the world. Featuring: Rich content (historical and contemporary facts about all 22 of the Portland and Vancouver area big river bridges), instructions (to build and load test a truss bridge), interviews with bridge engineers/bridge operators/others, activities (tips for stepping out and exploring the bridges), math exercises (and other teacher resources), student art (bridge poetry and art from elementary students), and more! a project of PDX Bridge Festival, Inc. and Urban Adventure Press.