Book excerpt: The Math Curriculum for Gifted Students series: Provides gifted and advanced learners with challenging activities to extend their mathematical thinking. Includes lessons, activities, and extensions that are aligned to national standards. Is designed to provide high-ability learners advancement beyond the general curriculum. Is ideal for gifted classrooms or gifted pull-out groups. Was developed by the Center for Gifted Education at William & Mary. In Math Curriculum for Gifted Students (Grade 3), the 21 lessons cover mathematics content for grade 3 and are divided into five sections: number and operations in Base Ten, operations and algebraic thinking, number and operations-fractions, measurement and data, and geometry. Each lesson includes a teacher page that outlines the estimated time, key terms, materials, and objectives; a challenging activity to allow students to explore the concepts in depth; practice problems; and an assessment similar to standards-based grade-level standardized assessments. Optional Student Workbook Packs In addition to this teacher's guide, companion student workbooks are available in sets of 5, which cover number/operations in Base Ten and operations/algebraic thinking ( Grade 3