The Guardian – Bradley Busch 
How do you start your lessons? In many schools, classes will begin the same way – with the teacher explaining two or three intended learning outcomes. These are often written on the board and students will note them down in their textbooks…Although there are benefits to opening with learning outcomes – helping teachers choose appropriate activities and letting students know what they’ll be taught – the science of learning suggests there may be more effective ways of starting a lesson. Some alternative approaches can create a sense of purpose and even improve how students learn. Here are some ideas.(more)