Ability self-concepts and subjective value in literacy: Joint trajectories from grades 1 through 12.

Because literacy skills are critical for most academic subject matters, researchers have become increasingly interested in understanding children's motivation in this domain as a way to increase academic success. In this study, we extend previous work by looking at the heterogeneity of children's motivational changes in literacy across Grades 1--12. We used a cross-sequential design based on 3 different cohorts of children (N = 655) coming from...