This book is aligned with the Common Core State Standards
for kindergarten and first grade in mathematics in
operations and algebraic thinking (K.OA and 1.OA).
10 monsters, looking fine,
1 folds down.
Still up?
9!
Photographs of toy dinosaurs, monsters, piglets, and
other objects; rhyming text; and a game help children
learn that subtraction is a take-away action! Rows of
colorful rubber duckies show subtraction facts. Hummingbirds
and chickadees show the difference between
addition and subtraction in this entertaining introduction
to mathmatics.