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Inka rulers led a huge empire with grand palaces. Artists made statues out of gold and silver. The Inka also made masterpieces out of grass. Their grass bridges crossed deep canyons and let soldiers and messengers travel around the empire. Learn about these engineering marvels with this STEAM book! Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person working in a STEAM field. Discover engineering innovations that solve real-world problems with this STEAM book that includes all aspects of STEAM: Science, Technology, Engineering, the Arts, and Math!