"His farm is nicer than mine"

Translation: Shamba lake ni zuri kuliko langu

[Anjee99]

What is the difference between "zaidi ya" and "kuliko"? They both seem to mean the same thing and are used interchangeably in the examples. Is there a difference, or should both be accepted here?

[machieng]

they're the same

[Ernst557459]

Yes. This sentence is actually literally in the lesson instructions and translated as Shamba lake ni zuri zaidi ya langu. Which in not accepted here. Reported 1 Jan 2019.

[Felix906294]

This is just not good enough. Its impacts on learning progress. Can someone address this please.