The ladder works pretty well, it starts out so easy that it's almost boring but gets quite some bite when you progress.
I do the 5BX myself though (where the ladder is based on), as I mentioned in an earlier comment :)
I do the 5BX myself though (where the ladder is based on), as I mentioned in an earlier comment :)
Protip: Make (or find and print) a calendar and hang it in a visible spot. Put an X every day you do the exercises, and then it's just a matter of not breaking the chain :)