once you earn a certain amount of gym badges you will be able to teach a special move to your Pokemon( which will show up in HMS and tms part of bag).
make one of your pokemon learn the hm strength
I believe you need to have the HM Strength
To get past the boulders you have to let one of your Pokemon to learn the move strength.
just push all the boulders
i am trying to find the same thing. I have found that Luxray can move them. I have 2 Pokemon that learned the strength and it still wont work so i am going to try to make shinx evolve to Luxray. I recommend trying that if you don't have shinx.
With the HM move strength.
make one of your pokemon learn the hm strength
ask my freind ryan
you cant
Your Pokemon are supposed to learn strength and move the boulders to the wholes.
First, you have to get the HM strength, then teach it to and a Pokemon and you can move boulders.
I believe you need to have the HM Strength
Strength
You need to teach the HM strength to a pokemon.
To move boulders in Pokemon Gold you need a Pokemon with the HM move Strength. Selecting the Pokemon in the menu outside of battle should let you use it if you have beaten the Olivine City Gym.
To move the boulders and clear a path. If there are two types of boulders in your version the boulders with cracks need to have rock smash used on them instead of strenght.
It's actually called a hidden machine, and it is th move strength. Hope I helped :)