Critical thinking is defined as analyzing issues to form judgments. It promotes deeper learning by allowing students to think independently. Some key uses of critical thinking in technology include using web quests to think about projects in new ways, analyzing digital images more critically, and using social networking to spark discussions from different viewpoints. Examples provided are having students take on perspectives of historical leaders through web quests and creating creative math videos. Other uses mentioned are using QR codes, Vokis, blogs, Second Life, and various Web 2.0 tools to gain exposure to diverse views and experiences.