Sidebar
In the Sidebar of the GeoGebra Desktop Version you can easily switch between different views, without selecting each individually.
Six different standard perspectives are available:
Algebra: 
Algebra View and Graphics View (with axes) are displayed. 

Geometry: 
Just Graphics View (with grid) is displayed. 

Spreadsheet: 
Spreadsheet View and Graphics View are displayed. 

CAS: 
CAS View and Graphics View are displayed. 

3D Graphics: 
Algebra View and 3D Graphics View (with axes) are displayed. 

Probability: 
The Probability Calculator is displayed. 
In the GeoGebra Web and Tablet App the Perspectives can be switched via the Perspectives Menu in the Menubar. 