Critical thinking, communication, collaboration, and creativity (the 4 Cs) are among the most important 21st Century skills students can acquire. Discover mobile devices, apps, and suggestions that you can use to help promote these skills. Some of the activities covered include project-based learning, tinkering labs, coding, researching, and digital storytelling. Hear how you can use those, as well as mobile activities such as text messaging, QR codes, and holiday-themed creations to get students communicating, creating, collaborating, or problem solving.