you need to use the keys: Right key to: Pixel the Cat Left key to: To mosaic the Cat Space key: To put more brightness Up arrow: To give the Cat a fisheye effect Down Arrow: To give the Cat a swirl effect B key: to fade the cat Key a: To change the color of the Cat
See the first reinvention of my project made by a great friend of mine: https://scratch.mit.edu/projects/435946551