Super Teacher Worksheets has a worksheet generator that allows you to create your own printable PDF worksheets. This is a sample from our NEW Missing Letter Puzzle Generator. Enter your words in the boxes and letters will be hidden radomly. You can choose the level of difficulty you wish to have such as basic with one missing letter or advanced for multiple missing letters. We also have the option to add helpers to the worksheet in the form of text clues or a word box. This Worksheet Generator creates the puzzle page as well as a solution page.