Here is a collection of some websites that I find useful:
http://www.tes.com/news/school-news
http://behaviourguru.blogspot.com
http://www.erc.ie (Educational Research Centre)
The following are some books on education and critical thinking that I have found insightful:
“Teacher Proof: Why research in education doesn’t always mean what it claims, and what you can do about it” (Tom Bennett, 2013)
“Becoming a Critically Reflective Teacher” (Stephen D. Brookfield, 1995)
“How We Think: A restatement of the relation of reflective thinking to the educative process” (John Dewey, 1933)
“Finnish Lessons: What can the world learn from educational change in Finland?” (Pasi Sahlberg, 2011)
“Become the Primary Teacher Everyone Wants to Have: A guide to career success” (Seán Delaney, 2017)
Here are some education-related podcasts that I have listened to: