You're probably talking about rock climb - the move you use to climb those odd rocky stepping stone things on cliffs. Once you beat all 16 Gyms (Johto and Kanto) Professor Oak will call you and tell you to come to his lab. He'll give it to you there.
Chat with our AI personalities
press it and move it
You can't it is a new move in black and white only.
Mt. Mortar or you can buy it in the Pokeatholon Dome
First, you have to get the HM strength, then teach it to and a Pokemon and you can move boulders.
first go to Mr. Pokemon first have the red scale and he will give you it