Route 66 is a remarkable road. It was one of the first US highways! In Building Route 66, young readers will find out more about this engineering marvel and how it was built. Compelling photographs and easy-to-read text brings this story to life, followed by a comprehensive quiz. Aligned to Common Core Standards and correlated to state standards. Applied to STEM Concepts of Learning Principles. Super Sandcastle is an imprint of Abdo Publishing, a division of ABDO.