The colours 1

The colours 1

Which colour is NOT shown?
(Welche Farbe wird nicht gezeigt?)

1. green
2. blue
3. red
4. grey
1. grey
2. yellow
3. green
4. red
1. white
2. blue
3. orange
4. yellow
1. yellow
2. green
3. orange
4. black
1. black
2. grey
3. red
4. blue
1. blue
2. yellow
3. white
4. red