Foreign language teaching achieves best learning outcomes when individual differences of learners are taken into account. While it is difficult for teachers to support internal differentiation in the classroom, digital tools can adaptively propose individual learning paths through activities so that students can practice with appropriately…

This paper maintains that the two basic dimensions of developmentally appropriate practice are age appropriateness and individual appropriateness. For the latter dimension, individuals' patterns of growth, personality, families, and culture are believed to be important. Teachers who use developmentally appropriate practices believe that young…