A report is a piece of informative writing that describes a set of actions and analyses any results in response to a specific brief. A quick definition might be: “This is what I did and this is what it means.” You may be given an assignment which is not called a report but shares many of the same features; if so, aspects of this guide will be helpful.
It may help to know some of the key differences between reports and essays:
Argumentative and idea-based
Informative and fact-based
Not written with a specific reader in mind (except the marker)
Usually written with a specific purpose and reader in mind