It can even be reached by cable car, though there's also a bus route to the top, and lots of foot paths.
The walking routs down from the top are well signed out, an in case you ever feel lost you'll be told exactly where you are - you just have to follow the yellow
But don't be fooled by the typical Singaporean thoughtfulness. Mount Faber is a dangerous place. REALLY!
And for this I did find actual proof:
This path here is part of a kind of the 'Tree Top Walk'. For 20 minutes you walk on these kind of elevated walkways:
But, I made it. I was there.
So was Toto.