Play preference and its relationship to egocentrism, popularity and classification skills in preschoolers.

Statistical principles in experimental design.

1962 • 27,228 citations

Play, dreams and imitation in childhood

1951 • 3,818 citations

The Child's Conception of Space

1957 • 3,291 citations

Language and Thought of the Child

2005 • 2,741 citations

Handbook of socialization: theory and research

2007 • 2,448 citations

The effects of sociodramatic play on disadvantaged preschool children

1968 • 794 citations

Interpersonal perception of young children: Egocentrism or empathy?

1971 • 557 citations

Egocentrism and antisocial behavior: The assessment and training of social perspective-taking skills.

1973 • 510 citations

Toward the Problem of Stages in the Mental Development of the Child

1972 • 168 citations

A SCALOGRAM STUDY OF CLASSIFICATORY DEVELOPMENT

1966 • 143 citations

Acquisition of conservation through social interaction.

1972 • 105 citations

Relationship between egocentric communication and popularity among peers.

1972 • 81 citations

A TRAINING PROCEDURE FOR ACQUISITION OF PIAGET'S CONSERVATION OF QUANTITY: A PILOT STUDY AND ITS REPLICATION*

1966 • 77 citations

Observational and sociometric measures of peer popularity and their relationship to egocentric communication in female preschoolers.

1974 • 60 citations

PEER INTERACTION AND COGNITIVE DEVELOPMENT

1971 • 28 citations

Training Preschoolers to Understand Left-Right and Spatial Relations.

1974 • 2 citations