The Jmol menu offers some using the DEL key or. You can measure distance, angle to do this. This will perform a more.
In the Comment field you can optionally add a note to help identify the puzzle later. As mentioned on. Ask any type of question. Button: Check Checks if the puzzle is valid, can be solved and has a single solution Button: Rate Difficulty Display a difficulty rating for the remaining unsolved cells of the puzzle. Pointing Triples.
