040409003936

• 0 — Number system
• 40409 — Manufacturer code
• 00393 — Product code
• 6 — Check digit (confirms the number is well-formed)

UPC-A ✓ Valid check digit

• 030554043000 — Creative teaching press 2-pkt folder mustache ctp4300
• 030554013997 — Creative teaching press award certificate kindergarten ctp1399
• 030554013287 — Creative teaching press awards riveting robots ctp1328
• 030554069932 — Creative teaching press bbs Mini pp pennants ctp6993
• 030554083532 — Creative teaching press book addition&subtractn gr 1-2 ctp8353
• 030554081347 — Creative teaching press book advantage math gr-8 ctp8134

Creative teaching press book analogy challenge lw393

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