Learner-centred+resources

As a basic starting point, I'd like to see resources that include (many of these are interrelated of course):

The language required for this will vary according to language level of learners

clearly explained purpose for the task e.g. this is important, useful for ... clearly expressed instructions an explicit context for the language/literacy/numeracy point/function being presented samples of the language in practice explicit links between the language point and meaning - comparisons with other similar forms to show how a change of form affects meaning opportunity for using the language in a (more or less) authentic task opportunity for reflection on learning 'extension' activities which require L to extrapolate the learned point to new situation ............

the issue of feedback for extended text written texts and speaking - peer and/or teacher feedback?