Incredibox: The Great Son

In our 1 ESO lessons we are working on rhythm and lyrics. Yesterday I used Incredibox in order create a steady beat for our activities. As every year they enjoyed it a lot and I didn't need to explain how to use it to them. For sure some of them already know more than me about the application.
As an example, I found this song in my e-mail account this morning (click on the image to listen to it):