iPhone app and music development company Kiboomu today announces Old MacDonald Piano 1.1 for iPhone and iPod touch, the latest app from their successful award-winning Piano series. Old MacDonald Had a Farm introduces children to playing piano and reading music in a fun, easy way. Press the start button and sing along. Children can easily follow the lighted keys or match the colorful music notes to the piano keys. hear the song played on a banjo, xylophone, harp, flute, bells and much more.