Incluye referencias bibliográficas. CONTENIDO: Core Principle 1 : Designing with purpose. Society's needs and the new ask -- Classifying knowledge and cognition : new higher-order thinking in 21st century classrooms -- Understanding common core state standards -- Are my student's learning? the power of assessments -- Brain storm : four colliding forces -- Core Principle 2 : Customizing 21st century learning. Customizing and enriching student learning -- Instructional materials and the 21st century -- Designing blended instruction : the blueprint -- Core Principle 3 : High-impact teaching behaviors. Delivering on teh design -- Core Principle 4 : Managing student performance. Collaborate and analyze results : teacher teams accelerate performance.