Click the Banana to get more Bananas. The Buttons on the right side of the screen are for upgrades. If you get a negative amount of Bananas, you lose the game. If you get to 250 Bananas, you get a surprise. If you get to 2,500 Bananas, you are a winner and you will get a love on one of your project, but you have to be signed in while using this project.
Also see Banana Click 2 here: https://scratch.mit.edu/projects/16875297/ v1.1 created 11/12/2015, same date as v2.0 Made bananas per second more flexible Better code All buttons show at same time v1.0 created a long time ago