Hover your mouse pointer on the answer you want to choose. You don't have to click on the mouse because the mouse pointer does it for you. Wait 4 seconds after clicking the green flag. Extra Challenge: Try to keep the battery alive before the song stops. Write down in the comments if you did. I know I did.
I made this project because I was intrigued by the topic of batteries. I wanted to learn more about batteries, so I researched and learnt a lot of stuff.