Okay kiddo, have you ever seen a guitar before? An autoharp is kind of like a guitar, but instead of having six strings like a guitar, it has many more strings that are all connected to buttons.
When you press one of the buttons, it makes the string connected to that button vibrate and make a sound. That's how you make music with an autoharp!
The cool thing about an autoharp is that it has something called chord bars. These are little levers that you can push down to press down several buttons at once. This makes it easier to play chords, which are groups of notes that sound good together.
So, if you wanted to play a song that has a lot of chords, it would be much easier on an autoharp than on a regular guitar. Plus, the autoharp can have a really nice sound because of all the different strings it has.
Overall, the autoharp is a really fun instrument to play with and make music on!