-You can press m to mute/unmute the music. -You can click the wrench to change the costume of any selected option, or you can scroll while hovering over the block selection bar. -You can click the settings to let you edit miscellaneous stuff like downloading and saving you level, background colour, floor colour, and the costume of your character. you can also clear the entire map without having to click green flag if you want. -You can change the rotation of any block by 45 degrees with the rotate button! -You can select which block category you want by clicking on the toolbar at the top.