Spoiler: Hint #1 This level requires the use of an exploit. Spoiler: Hint #2 The exploit required is the climbing exploit. Spoiler: Hint #3 - Near complete solution In this case, to get B to climb, you need to move the apparatus towards B. Spoiler: Hint #4 - If Hint #3 is not working for you Try holding onto the draggable as B climbs it.