This collection of six essays shares insights and strategies from the Education Development Center's (EDC) work to close opportunity gaps in mathematics education and support teachers in improving instruction. This report includes the following essays: (1) Adam's World: Reflections on the Achievement Gap; (2) Five Key Characteristics of Effective…

In the domain of "Operations & Algebraic Thinking," Common Core State Standards indicate that in kindergarten, first grade, and second grade, children should demonstrate and expand their ability to understand, represent, and solve problems using the operations of addition and subtraction, laying the foundation for operations using…

In the domain of "Counting & Cardinality," Common Core State Standards indicate that by the time students leave kindergarten, they should know the names and sequence of number words up to 100, be able to count to determine the number of objects in a small set (up to 20), and make comparisons between small sets of objects (National…

"Fable Writer" is an online reading, writing and research tool designed to facilitate synchronous, collaborative writing tool that enables learners to read and copy text and images from teacher-curated books and Web-based resources in the "Fable Reader" digital library. The "Fable Writer" project addressed two…

There is currently a great deal of controversy about a critical issue in educational research: What constitutes valid evidence for determining whether educational innovations are effective? One side of the controversy is reflected in the U.S. Department of Education's current policies and funding programs. This side emphasizes methodological…

This interim report presents preliminary data and observations from evaluations of Intel Teach to the Future being conducted around the world, and recommendations for building and refining this evaluation portfolio to ensure that findings will be instructive at the local, national and international level. The data presented here reflect the…