Do not open this math book!

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") --

Answer key --

"New math" translation guide, for grown-ups.