Block diagram

A block diagram is a diagram, in which the principal parts or functions are represented by blocks connected by lines, that show the relationships of the blocks.

Orientation

From left to right

• 
• File:Stages of social movements.jpg
• 

From top to bottom

• 
• 
• 

Circular

• 
• 

Special orientation

• 
  Cross orientation
• 
  Waterfall

Building blocks

Number of blocks

• 
  One block: a process diagram
• 
  Two blocks
• 
  Three blocks
• 
  Four blocks
• 
  Five blocks
• 
  More blocks

No blocks

• 
  Lines and code
• 
  Words as blocks

P.S. It is questionable if these diagrams can be considered block diagrams

Illustrated blocks

• 
• 

Specific types

Illustrated block diagrams

• 
• 
• 
• 

See also

• Control theory block diagrams
• Economic block diagrams
• Function block diagrams
• Functional flow block diagrams
• Specific diagram types