Outstanding – Exceptional, inspiring and expertly delivered; technically faultless.

Excellent – Highly educational and interesting, with professional delivery; maybe very minor technical faults.

Very Good – Educational and interesting, with accomplished delivery; minor acceptable technical faults.

Good – Some aspects of educational value, and acceptable delivery; minor technical faults.

Satisfactory – Content notstimulating, and uninspiring delivery; notable technical faults to remedy.

Poor – Little or no educational value and soporific; significant technical faults.