Pencil-Centipede
When you scotch-tape pencils together lead-to-eraser style with the intent to create a longer and more lasting pencil. This technique can, and sometimes is, used for many pencils at the same time, creating what many call "The True Pencil-Centipede".
"My pencils are all so short I decided to make a Pencil-Centipede, and it lasted the whole school year!"