How do you get a grappling hook on poptropica?

You go to your items and "click" use on the grappling hook

go to the jersey devil place and take motor bike and use the grappling hook to get the evidence in the nest on the tree.

You use it on the tree next to the Jersey Devils house.

In The Jersey Devil's house in the attic.

i think u go to the picture with the ninga and seach for it or i it dose not work well i dont know.