A huge bundle of lessons on measurement with group work and group activities embedded into the slides. There is no prep work needed, everything is already there for you to display and teach.
Here is a full set of slides for Chapter 3! No prep needed, just pull up the lesson you want and teach. There are opportunities for discussion and places to implement turn and talks as well as examples to model.
This set of slides covers each lesson in the chapter and has links to follow for extra resources. No prep needed, just open up to the lesson you need and teach!