Principia Golf #2: Climb!

Climb up the walls with the fewest objects possible!
[b:2bo3d6aq]NO[/b:2bo3d6aq] Thrusters, Rockets or Lua!
You may only place objects on the white pixels,
you have won if your thing touches the red pixels.
Endless contest!
For more information, look at part 1: [url:2bo3d6aq]http://principiagame.com/level/23242[/url:2bo3d6aq]