On Halloween walk backwards from the front door, pick up dust or grass, bring it in, wrap it in paper, put it under your pillow, and dream.
Pennsylvania.

On Halloween walk backwards from the front door, pick up dust or grass, bring it in, wrap it in paper, put it under your pillow, and dream.
Source: Current Superstitions (1896), entry 310.
Fanny D. Bergen, editor.
Modern normalized navigation; the historical attribution above remains unchanged.