The Search Engine Google is showing an interactive animated Doodle globally for the 245th year of Ludwig van Beethoven, a famous German composer. It is a playable Doodle. We have to arrange the notes in correct order. If the notes are arranged correctly, then we will see the green tick marks, otherwise we will see red cross marks.Read more from https://www.youtube.com/watch?v=UgMfNn6DPFM&list=PLK2ccNIJVPpBTRfGTpHbIxvn1PsF0jfXt