First Rough Draft of Timeline Chart. By sanjay Period: Jan 1, 1961 to Dec 31, 1973 First Rough Draft-Time Chart. Period: Jan 1, 1961 to Dec 31, 1973 First Rough Draft of Timeline Chart. from birth up to 12 years period Jan 22, 1961 PRENATAL;-Biosocial-health of my mother. PRENATAL PERIOD; Feb 22, 1961 PRENATAL;-Congnitive; Play holy music to me. Mar 1, 1961 PRENATAL;-Psychosocial;--stress level of my mother. Mar 16, 1961 Birth-Full Term Normal Baby. BIRTH DATE.(Happy Birthday!!) May 16, 1961 FIRST 2 YEARS;'Psychosocial''-social.smile by 2 months FIRST TWO YEARS. Apr 16, 1962 FIRST 2 YEARS;Biosocial--Walking Well by age13 months. Nov 16, 1962 FIRST 2 YEARS;-' Congnitive;FirstTwo-Word Sentence by age 20 months. Mar 25, 1964 PLAY YEARS;Biosocial-pedal a tricycle.by age-3y. PLAY YEARS(Age 3 to 6 years.) Apr 30, 1965 PLAY YEARS; Congnitive-Peak of 'Why'Questions by age 4. May 5, 1966 PLAY-YEARS; Psychosocial;instrumental-aggression by age 5y. Jun 8, 1968 SCHOOL YEARS; Biosocial;self-care by age 7y.. SCHOOL YEARS(Age 7 to 12 years.) Aug 13, 1970 SCHOOL YEARS; Cognitive; more logic.by age 9y. Aug 10, 1971 SCHOOL YEARS; Psychosocial;Friendship by age 10y.