Make portals on the walls to the first platform, and stand on the button.Place the Cube on top of the Super Button.Wait for the scaffold to move in front of the door, and jump on to the steel grate.Jump though the portal and pick up the Cube.Place a portal on the ceiling above the Unstationary Scaffold and one on the wall next to you, then wait for the scaffold to move into position to be underneath your portal.Redirect the Energy Pellet into the receptacle by placing portals where the scorch marks hit the wall, and the orange light on the ceiling.Walk though the portal, and land on the first platform with the Super Button.Place a portal over top of the first platform, and place the other on another surface.Make your way forward and walk onto the Heavy Duty Super-Colliding Super Button.
