Waves - Information and Communication - Fourth Grade - Science - Complete Unit - NGSS AlignedThis product is a complete teaching unit of 12 hands-on, engaging lessons to teach Waves, fully aligned with the Fourth-grade NGSS standards. Also included is a collaborative end-of-unit project that utilizes the NGSS Science and Engineering Practices to apply their knowledge to a fun STEM project.--------------------APPROACH TO LEARNING---------------------Unlock your students' natural curiosity and pa