The document discusses critical thinking as one of the six 21st century pillars of education. It defines critical thinking and explains its six degrees: knowledge, comprehension, application, analysis, synthesis, and evaluation. Examples of implementing technology in the classroom are given, such as podcasts, YouTube, Photoshop, QR codes, and WebQuests. For promoting critical thinking, students would analyze a poem about deforestation and write a blog providing evidence to support their views on trees. The conclusion highlights images representing critical thinking concepts like different points of view and thinking outside the box.