To get a boost from a steam vent, walk to the middle of the steam vent and then jump up. If you jump onto the steam vent from the top, it won't boost you up as high.
use the crab.
its in the museum on mainstreet of steamworks island :)
The island opened to general use on September 9, 2010, concurrent with a new island map. Steamworks Island will normally be in the center or bottom center of the map.
Use it for the steam terminals
It's Steamworks Island #14th Island
(The solution is at the related question "How do you beat Steamworks Island")
the crab on steamworks island is next to the living quarters
The rope is a loop of coiled vines at the storeroom left of the Living Quarters. Jump into the updraft from the steam vent and it will throw you to the roof.
You go to Steamworks and head to the museum and there is the Deogen
steamworks island
There is a video walkthrough at the related link below. There are written WikiAnswers solutions at the related questions, as there are for all Poptropica islands. (How do you beat Steamworks Island) (What is the walkthrough for Steamworks Island)
You use it to lasso a pipe in the underground below the "hot hatch."