This is a BUNDLE of three STEM library lessons. Topics include Bridges, Skyscrapers, and Tunnels. All three include an elementary library lesson, scrolling slideshow, scavenger hunt activity, Recommended Reads, and standards-aligned lesson plan.FAST FACTS ABOUT THESE STEM LIBRARY LESSONS:Recommended for: Grades 2-5Number of Library Lessons: 3Lesson Duration: 3-6 library lessons (about 150 minutes total)Formats: PPT, Google Slides, PDFEditable: YES, all text is editable***Please note that these p