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Variations in the achievements of pupils: a study of the achievements of pupils in the fifth and eleventh…

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Teachers College, Columbia University Variations in the achievements of pupils: a study of the achievements of pupils in the fifth and eleventh grades, and in classes of different sizes. is an acad...

9780404550721 Certainty 60%
  • Brand: Teachers College, Columbia University
  • Category: academic achievement
  • Barcode type: EAN-13 / GTIN-13
  • GS1 registered country: Bookland (ISBN-13)
  • Data confidence: 60%

Product Details

Barcode (EAN/GTIN)9780404550721
Product nameVariations in the achievements of pupils: a study of the achievements of pupils in the fifth and eleventh grades, and in classes of different sizes.
Brand / ManufacturerTeachers College, Columbia University
Categoryacademic achievement
GS1 Prefix978 — registered in Bookland (ISBN-13)
Barcode typeEAN-13 / GTIN-13
Data certainty60%

Verified Product Facts

The barcode 9780404550721 passes the GS1 mod-10 check-digit test, so it is a structurally valid GTIN. Its 978 prefix was issued by the GS1 member organisation for Bookland (ISBN-13) — registration, not place of manufacture.

Recorded specifications

ManufacturerAms Pr Inc
Package weight788 grams
UNSPSC code55100000

Attributes as recorded in the product catalogue data we hold. Figures describe the packaged article and may differ between production batches.

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🟢 No recall found for this barcode  ·  We matched this barcode against recall records from EU Safety Gate, Health Canada, US FDA, Transport Canada and 18 other national safety agencies (2026-10-04). Not every recall notice lists a barcode, so this is not a safety guarantee — check the brand owner or the regulator for the definitive record. Browse recalls by agency, country or year →

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About EAN Barcode 9780404550721

Barcode 9780404550721 is a EAN-13 (GTIN-13) identifying Variations in the achievements of pupils: a study of the achievements of pupils in the fifth and eleventh grades, and in classes of different sizes. in the GS1 global system.

  • Barcode format: EAN-13 / GTIN-13 — 13-digit globally unique product identifier
  • GS1 prefix 978: assigned to companies registered in Bookland (ISBN-13)
  • Manufacturer: Teachers College, Columbia University
  • Scan compatibility: readable by any smartphone barcode scanner app

Frequently Asked Questions

What product has barcode 9780404550721?

Barcode 9780404550721 is Variations in the achievements of pupils: a study of the achievements of pupils in the fifth and eleventh grades, and in classes of different sizes., sold under the brand Teachers College, Columbia University.

Who manufactures barcode 9780404550721?

Teachers College, Columbia University is recorded as the manufacturer of Variations in the achievements of pupils: a study of the achievements of pupils in the fifth and eleventh grades, and in classes of different sizes. (barcode 9780404550721).

What country is barcode 9780404550721 from?

Based on the GS1 prefix 978, this product was registered in Bookland (ISBN-13).

Is barcode 9780404550721 a valid EAN?

Yes, 9780404550721 is a valid EAN-13 barcode with correct check digit.

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