Digital educational game-based apps can be effective in helping young children develop language skills, particularly when paired with formal instruction. However, we need to know more about how educational games benefit learning in the absence of formal instruction, given children's proficiency with and willingness to use mobile devices anytime,…

A study observed a significant curvilinear relationship between speaking rates and accentedness and comprehensibility judgments of utterances produced by users from a variety of first language backgrounds. A second study manipulated rates with speech compression-expansion software established that this effect was due to the rate differences rather…