Improving instruction in rational numbers and proportionality

Basic information on record for this barcode. Check its recall status and where to find it below.

Barcode (EAN/GTIN)	9780807745298
Brand	Teachers College Press
Category	mathematics -- study and teaching (middle school) -- united states -- case studi
GS1 registrant	International ISBN Agency (ISBN (Books))

🟢 No active recalls on file · Checked against EU Safety Gate, US FDA, US CPSC and Health Canada datasets (2026-07-17).

ProductGuru is an independent information service showing basic product identifiers and public GS1 data. Not legal or safety advice — for the definitive record, check the brand owner.

Was this page helpful?