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Buchanan, Sarah; Laviola, Joseph J., Jr. – ACM Transactions on Computing Education, 2014
We present CSTutor, a sketch-based interface designed to help students understand data structures, specifically Linked Lists, Binary Search Trees, AVL Trees, and Heaps. CSTutor creates an environment that seamlessly combines a user's sketched diagram and code. In each of these data structure modes, the user can naturally sketch a data structure on…
Descriptors: Computer Science Education, Visual Aids, Computer Uses in Education, Computer Interfaces
Battaglino, Tamara Butler; Haldeman, Matt; Laurans, Eleanor – Thomas B. Fordham Institute, 2012
The latest installment of the Fordham Institute's "Creating Sound Policy for Digital Learning" series investigates one of the more controversial aspects of digital learning: How much does it cost? In this paper, the Parthenon Group uses interviews with more than fifty vendors and online-schooling experts to estimate today's average…
Descriptors: Expertise, Electronic Learning, Costs, Online Courses

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