21st century learning requires and innovative support system to engage learners through applicable
skills and knowledge, appropriate technologies, and real-world connections to make learning relevant,
personalized, and engaging. P21 has identified five critical support systems to ensure all students
receive the kinds of learning experiences that build 21st century competency:
• 21st Century Standards
• Assessments of 21st Century Skills
• 21st Century Curriculum and Instruction
• 21st Century Professional Development
• 21st Century Learning Environments