Children tend to regularize their productions when exposed to artificial languages, an advantageous response to unpredictable variation. But generalizations in natural languages are typically conditioned by factors that children ultimately learn. In two experiments, adult and six-year-old learners witnessed two novel classifiers, probabilistically…

We trained forty German-speaking children aged 1;8-2;0 in their comprehension of UNTER [UNDER]. The target word was presented within semantically organized input in the form of a "narrative" to the experimental group and within "unconnected speech" to the control group. We tested children's learning by asking them to…

When asked to judge as correct or incorrect three categories of sentences (those with errors similar to their own patterns, those with common "baby errors," and correct sentences), four-year-olds made significantly fewer corrections of errors similar to their own, suggesting that children learn their own errors. (MSE)