The authors investigated the ability of 9- to 11-year-olds and of adults to use similarity-based and rule-based processes as a function of task characteristics in a task that can be considered either a categorization task or a multiple-cue judgment task, depending on the nature of the criterion (binary vs. continuous). Both children and adults…

Few studies have investigated how preschool and primary school interact to influence children's cognitive development. The present investigation explores German children's numeracy skills between age 3 (1st year of preschool) and age 7 (1st year of primary school). We first identified the influence of preschool experience on development while…

In 2 studies, subjects between 7 and 16 years of age indicated predictions for the water level in a tilted container or the position of a plumb line. Found that sex differences were evident at all ages; task performance improved with age according to a discrete stage process; and task performance was determined by field effects and rule strategy.…

Studies the language proficiency of the Turkish returnees from Germany who were either born in Germany or emigrated there with their parents at a young age. Results indicate that returnees have a deficit in cognitive academic language proficiency compared to control groups and that a correlation exists between language proficiency in Turkish,…