The document discusses the four Cs of learning in the digital age: collaboration, critical thinking, creativity, and communication. For each C, it provides examples of skills and activities. Collaboration involves working efficiently in teams through brainstorming, decision making, and other group processes. Critical thinking comprises careful analysis, investigating issues, evaluating ideas through logical reasoning. Creativity consists of producing unique and new ideas through brainstorming, designing, innovating, and problem solving. Communication is sharing thoughts clearly through speaking, writing, listening, and using appropriate mediums.