Click the image below to download a pdf of a one page document describing a spontaneous, student-led inquiry of the word <condensation> during a science class. This is one of my favourite stories to illustrate the fact that:

Helping learners understand the spelling system is about developing a way of knowing.

A more recent example of a lesson supporting this kind of learning, can be found here. A video with students in action during a follow up lesson can be found here.