Instructions are written in paragraph form. This experiment could not be repeated. Information is somewhat lacking in having enough detail to be repeated. Instructions are written in first or second person. Instructions are not clearly numbered into logical steps.
Most information needed to repeat investigation is included.
Detail is close to being enough to be repeated by others. Instructions are mostly written in the 3rd person passive voice. Instructions are numbered. Carefully records the manner in which the investigation was performed in clear detail. Enough detail given that it could be repeated by others not present for this investigation.