3. I. DEFINITION
II. PREVALENCE
III. CAUSES
a. Prenatal
b. Perinatal
c. Postnatal
IV. CLASSIFICATION
a. Mild
b. Moderate
c. Severe
d. Profound
V. LEARNING CHARACTERISTICS
VI. EARLY INTERVENTION
VII.TEACHING SCHEMES
VIII.VIDEO CLIP
IX. REFERENCE
10. MENTAL RETARDATION
It is the Developmental Disability that first appears in children
under the age of 18.
It is define as an intellectual functioning level