This unit is designed to do 2 things:1) Meet Next Generation Science Standards for 4th Grade: Waves, AND 2) Make your life EASIER!Included is everything (well, almost everything) you need for this unit. The teaching of science requires some materials, but I have chosen simple, everyday tools you most likely already have in your classroom.There are 18 lessons in this unit (including writing a script that answers a question for informative writing), covering major standards under Next Generation S