Bought it as a gift for a friend, and I'm trying to set up the tunes JUST RIGHT, but the box itself was very nicely packaged and very easy to put together - musically, I'm not sure if flat/sharp tones are doable, and hitting the same note twice quickly doesn't work from what I can see, so those seem to be challenges with composing the tune, but I think that can be worked around, and overall, it's a brilliant product, great way to express creativity, and a perfect gift when you want a certain tun...