Research Findings: Few studies have examined second-born preschool children's empathy development under China's universal two-child policy. The purpose of this study was to explore the differences in empathy between Chinese preschool children with one older sibling and without siblings. A total of 180 children were purposively sampled from 14…

Longitudinal data were obtained from 157 children aged 3 years 3 months to 5 years 6 months at Time 1. At Time 2 these children had aged an average of 12 months. Theory of mind (ToM) and executive functioning (EF) were measured at both time points. Results suggest that Time 1 ToM scores predict Time 2 EF scores. Detailed examination of sibling…

This study examined siblings' teaching strategies in 72 dyads (firstborn and second born, M ages = 81.64 and 56.31 months) as a function of dyad age, age gap between siblings, and teacher birth order. One child per dyad was randomly assigned to teach her or his sibling to construct a tractor toy. Interactions were coded for the topic of teachers'…

Research Findings: Sibling teaching and learning behaviors were investigated in 2 studies of children in early and middle childhood. Study 1 addressed individual differences in teaching/learning and associations with dyadic age, age gap, gender, birth order, and relationship quality in 71 middle-class dyads (firstborns M age = 81.54 months;…

Examines the effect of birth order on child development, noting that spacing of children, gender, family size, and family configuration all play a role in determining what effect birth order will have. The article looks at various traits of firstborn, middle, lastborn, and only children. (SM)

Investigates changes in children's socioemotional development, achievement, and self-concept after the birth of a sibling. Data from a national longitudinal survey of preschool-aged children, over a two-year and a four-year period, indicate that a sibling's birth accompanied significant, albeit temporary, increases in children's behavior problems.…