Mind mapping allows you to record your ideas, thoughts and evidence about a topic in a visual way which shows the links between different elements.
It can greatly assist thinking through complex tasks or generating ideas for projects.
You can find numerous freely available mind mapping tools for both Windows and Apple on Google Play and the AppStore. Most offer free access with limited features, and you need to pay to use the resource fully.
Well known examples are:
The following mind mapping app can be downloaded using the University's Citrix system