![](https://werkzeugkasten.deutschebahn.com/wp-content/uploads/2018/06/5xWarum-1-150x150.png)
5 x Why
This method is used to visualize problems and figure out its cause. Simple improvement measures can be derived from the results.
![](https://werkzeugkasten.deutschebahn.com/wp-content/uploads/2018/07/Saeulen_Diagramm-150x150.png)
Column-/bar diagram
The column and/or bar diagram is a visualisation method often applied for the primarily visualisation of a frequency scale within a coordinate system by means of columns or bars.
![](https://werkzeugkasten.deutschebahn.com/wp-content/uploads/2018/07/Datensammelliste-150x150.png)
Data picking list
The data picking list is a tool meant to record failures by type and number. Occurring failures get recorded in a tally sheet. The amount of tallies provides an overview of the frequency of occurrence.
![](https://werkzeugkasten.deutschebahn.com/wp-content/uploads/2018/07/Kraftfeldanalyse-150x150.png)
Force field analysis
The force field analysis is a useful tool to identify both, factors which bind forces and inhibit or block changes as well as those which release forces and thus promote change throughout change processes.
![](https://werkzeugkasten.deutschebahn.com/wp-content/uploads/2018/07/Makroflussdiagramm-150x150.png)
Macro flowchart
The (macro-) flowchart is a visual depiction of the single steps of a process. This can be used to plan and to analyze a process more accurately.
![](https://werkzeugkasten.deutschebahn.com/wp-content/uploads/2018/06/method_picture_44-150x150.png)
Six thinking hats
Mit Hilfe dieser KreativitätstechniWith the aid of this creativity technique different directions of thought can be pursued systematically. This technique may be applied by a group as well as a single person.k werden systematisch unterschiedliche Denkrichtungen zu einer Fragestellung eingenommen. Diese Methode kann in einer Gruppe oder von einer Person angewandt werden.
![](https://werkzeugkasten.deutschebahn.com/wp-content/uploads/2018/07/Spaghettidiagramm-1-150x150.png)
Spaghetti diagram / movement map
Graphical tool for activities of a lean production which is used to visualize work practices and processes to reveal and depict waste at transports and movements.