Please don't consider the following a commercial in any way. We are sharing it as a resource for our music students:
If you are interested in having a very powerful and FREE music notation application, check out Finale Notepad. For students wanting to input their vocal line or work on a tough rhythmic/melodic pattern, this is a great tool. Mr. Schafer has used the "big brother" of this application for years and has spent lots of money on updates. This version is FREE!!!