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These are stages or stages that describe the level of growth and development of permanent teeth, from their formation to their apical closure. Stages: 0: Absence of crypt. 1: Presence of crypt. 2: Initial calcification. 3: One third of the crown. 4: Two thirds of the crown. 5: Almost complete crown. 6: Complete crown. 7: One third of the root (complete crown). 8: Two thirds of the root (complete crown). 9: Almost complete root: open apex (complete crown). 10: Completely formed tooth (apical closure. ODONTOGENESIS: Dental embryology ⬇️⬇️⬇️????????????⚕️✅ • ODONTOGENESIS - Dental development ????✅ BIBLIOGRAPHY: Forensic pediatric dentistry. Shamim T. Accuracy of age estimation of radiographic methods using developing teeth. Maber M, Liversidge H, Hector M. A comparison of the validity of the Demirjian, Willems, Nolla and Häävikko methods in determination of chronological age of 5-15 year-old Indian children.