From the Book - First edition.
What's with the "new math," anyway?... a note to parents
Stinky toes and hopping frogs: making 10 in different ways
How to destroy a turkey sandwich: fact families
Yummy muffins and buns!: place value
Buns, not butts!: the hundreds place and three-digit numbers
Strike a pose!: adding and subtracting... with models
Filling tins and silly grins: moving numbers with your mind
Imaginary friends: tricks to make addition easier!
Stretch, kitty, stretch!: using expanded form for addition and subtraction
Freeway driving and piggyback rides: addition with regrouping (aka "carrying")
A big box of googly eyes: subtracting with ungrouping (aka "borrowing")
"New math" translation guide, for grown-ups.
