Christina Barbieri

In this project, researchers will iteratively develop and test GeometryByExample, an intervention that incorporates explanation of correct and incorrect examples of varied geometric content, to improve student learning of high school Geometry. GeometryByExample provides strategically designed, worked-example based assignments for students to complete in class in place of more typical practice assignments. Instead of solving all the practice problems themselves, students study correct or inco...

This training program prepared four postdoctoral fellows to apply cognitive science principles to crucial issues in education, especially in mathematics, language development, and early learning.