I use this project when I start my multiplication unit to teach repeated addition, groups of, commutative property, and arrays. You could also replace one with a multiplication word problem and picture.
Let students learn how math concepts are connected to the real world as they design their own 3D TINY HOUSE! Area, perimeter, and geometry-- math is everywhere in this project based learning activity (PBL). Designing, creating, and problem solving are key features of this resource. Build a Tiny House! $