Project, Activities vs Code Snipped
Project
Project Menu
The Project Menu, as shown in the photograph, displays the files within the folder where the project is located. From here, desired files can be opened, deleted, or the file location can be learned.
Activities

Activities Menu
It includes all activities loaded into the studio. Activities are added to processes by dragging and dropping or by clicking the "+" buttons on the designer.
Code Snippets
Code Snippets Menu
It contains sample code snippets. It creates simple processes. It can be used to speed up process writing.