If you have not visited Edutopia, you should. A wonderful resource for different and innovative ways of teaching and learning. Some of the resources/topics that I find particularly useful are on project based learning, assessments and technology integration. However, there is a topic for every educator for every grade level. Visit Edutopia and join its learning community!
Some tips for teaching in 2015: http://www.edutopia.org/blog/new-things-to-try-2015-ashley-cronin