In Fuschia City is the Safari Zone Warden that gives you HM04 if you give him back his false teeth. The false teeth can be found in the Safari Zone. HM04 teaches Strength, which also gives the ability to move boulders around.
you first you beat a gym leader then you get the hm strength and teach it to a Pokemon then you push some boulders
You teach a Pokemon strength.
Use Strength. It can be obtained at Olivine City in a building next to the Pokemon Center where there is a sailor inside. Teach your Pokemon Strength so that you can push aside big boulders.
Push them in a way so that you can go through, if your doing the tanoby key puzzle the last boulders you want to push is the bottom boulders.
you have to obtain the HM strengh and teach it to a Pokemon in your party. after that just stand in front of the rock and press the B button.
you teach it HM Srength and than if you walk up to boulders and press A it waill promt you to move it.
You have to have strength...u get strength from saving a couple earlier on in the game..to teach one of your Pokemon strength you have to have a gym badge im not sure which 1 though..once you have that gym badge teach strengh to ur Pokemon and you will be able to move large boulders
You need the HM Strength, teach it to a Pokemon. The only boulders that can be moved are the giant ones with holes to one side of them.
First, you have to get the HM strength, then teach it to and a Pokemon and you can move boulders.
You use the TM strength and push it into the holes.
Strength.
just push all the boulders