"Hi Y" uses the "buddy system" like we use in diving. Partners make a committment which has 3 components.

To advance partners must support each other and lean inward with trust. This is a metaphor for working on a project together.

Thyssenkrup belayers have the lives of their team mates in their hands. Learning goals: cooperation, mutual support, trust and goal setting.

The Challenge Pole uses a metaphor of "letting go" or leaving something on the ground that does not serve you and leaping for what you want more of in your life (a goal, a behavior, a skill).