verb
to work out, to fold
A2
Klappen commonly means 'to work out' (be successful) and 'to fold' (physically). It's a regular weak verb with perfekt geklappt and uses haben as auxiliary. Non-reflexive and not separable. Use 'es klappt' to say something goes well; no special preposition.
Examples
Der Plan klappte nicht, weil das Team zu spät begann.
The plan didn't work because the team started too late.
Das klappt gut.
That works well.
Die Landkarte lässt sich hier leicht klappen.
The map can be folded easily here.
Details
Mnemonics
Imagine two parts that 'clap' together when something works
Think 'clap' — something that 'works' with a clap (klapp)
Notes
Klappen is a regular verb commonly used colloquially to mean 'to work out' or 'to succeed'. It can also mean 'to fold' in a physical sense. | Intransitive verb; passive voice conjugations are not applicable.