Click to place a block.click on the menu to change the color,save,load and customize and change the drawing number. To export your design see inside and the backpack the pattern id block, then put into your new project. Hot keys: E for eraser G to show/hide grid S to Save L to load D for color detector U to undo Color R to redo Color Z to undo block placement 0-9 to save colors for that key Arrow Keys to change piece type
Share codes at the forum https://scratch.mit.edu/discuss/topic/531928/
