Milestones in Developmental Psychology

Developmental Psychology

An exploration of key breakthroughs, first studies, and foundational discoveries in the field of developmental psychology.

history science milestones

10 Questions Medium Ages 18+ Aug 9, 2026

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This study set covers Developmental Psychology through 10 practice questions. An exploration of key breakthroughs, first studies, and foundational discoveries in the field of developmental psychology. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

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1 Who published the first 'baby biography' based on detailed observations of his own son, Doddy, in 1877?

A Charles Darwin
B Jean Piaget
C G. Stanley Hall
D John B. Watson

2 Which researcher is credited with establishing the first psychological laboratory in America and writing the first textbook on adolescence?

A Erik Erikson
B Lev Vygotsky
C G. Stanley Hall
D Arnold Gesell

3 What was the primary apparatus developed by Eleanor Gibson and Richard Walk in 1960 to study depth perception in infants?

A The Strange Situation
B The Visual Cliff
C The A-not-B Task
D The Mirror Test

4 In 1970, Mary Ainsworth introduced which experimental procedure to classify attachment styles in infants?

A The Bobo Doll Experiment
B The Strange Situation
C The False-Belief Task
D The Theory of Mind test

5 Who was the first psychologist to formally propose the concept of 'object permanence' in infant cognitive development?

A Jean Piaget
B B.F. Skinner
C Sigmund Freud
D Albert Bandura

6 Which researcher developed the 'Mirror Test' (or rouge test) in 1970 to investigate self-recognition in young children?

A Gordon Gallup Jr.
B Harry Harlow
C Konrad Lorenz
D Lawrence Kohlberg

7 The first longitudinal study of gifted children, which tracked participants for decades, was initiated by whom in 1921?

A Lewis Terman
B Alfred Binet
C David Wechsler
D James Mark Baldwin

8 What developmental phenomenon was first described by Konrad Lorenz through his study of greylag geese?

A Classical Conditioning
B Imprinting
C Operant Conditioning
D Secure Attachment

9 Who conducted the first systematic experiments on rhesus monkeys to study the importance of 'contact comfort' over nourishment?

A Harry Harlow
B John Bowlby
C Mary Main
D René Spitz

10 What is the name of the first standardized intelligence test, developed by Alfred Binet and Theodore Simon in 1905?

A WISC
B Stanford-Binet Scale
C Binet-Simon Scale
D Bayley Scales

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