It towered for centuries over Teotihuacán, the largest city in pre-Columbian Mesoamerica. Today, Mexico’s famed Pyramid of the Sun risks slowly sinking and crumbling like a sand castle.

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Filed under: Special Features | Comments Off on Hidden Weakness

Tags: construction, pyramid, sand, Structural Engineering, Tiotihuacan, UNESCO World Heritage Site

Students in grades 3 to 8 study coastal erosion and the apply the engineering design process to devise structures and policies to protect shorelines, taking public concerns into account.

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Filed under: Class Activities, Grades 6-8, Grades 6-8, Grades 6-8, Grades K-5, Grades K-5, Grades K-5, Lesson Plans | Comments Off on Save Our Shore!

Tags: beach, Civil Engineering, Class Activities, coastal engineering, Earth Science, Engineering Design Process, Environmental Engineering, erosion, Grades 6-8, Grades K-5, Lesson Plan, Marine Science, sand