Submitted by Kathleen Roth on Wed, 04/18/2012 - 3:40pm Organization Type: UniversityOrganization URL: http://www.du.edu/Projects: Using Rule Space and Poset-Based Adaptive Testing Methodologies to Identify Ability Patterns in Early Mathematics and Create a Comprehensive Mathematics Ability TestEarly Childhood Education in the Context of Mathematics, Science, and LiteracyDeveloping Teaching Expertise in K-5 Mathematics Science Teachers Learning from Lesson Analysis (STeLLA) Professional Development Program: Scaling for Effectiveness