The history of teaching is littered with ideas that have come and gone. In their day each was the new bright hope, set to transform what we do as teachers and how our students learn. Each new idea had its supporters and detractors and each in turn was replaced by an alternative or simply disappeared from view. Those who have experienced this ebb and flow of ideas have learned to approach the shiny and the new with caution and yet we have all encountered ideas that are so compelling it is difficult to ignore. How might we approach new ideas and innovative practices in ways that ensure our students benefit?