 How to make a water xylophone! How to make a water xylophone! How to make a water xylophone! Out of water and glasses, let me show you how to make one so you can play too! First you need water and glasses. It's important that all the glasses are the same size. So let's try it out! The less water there is in the cup, the higher the note is. The more water there is in the cup, the lower the note is. Now this is going to be the lowest note because it has the most water. try the difference between this cup and this cup. You see the difference? Now let's try it between this one and this one. You see the difference there? Now let's try between this one and this one. Let's add them all together. So then you keep experimenting until you have the sounds you want. Now I'm going to use some food coloring just to make it colorful. The color doesn't really affect the sound but it just makes it pretty. My favorite color is either blue or pink. Now let's test it out. That's how you make a water xylophone. First ever water xylophone concert in the world presenting dun dun dun.