hi! so if you want to delete your work then press the space bar. and if you want to change the color then press the up arrow or down arrow on your keyboard. to take the pen off of the paper press the s key on your keyboard. to put the pen back on the paper press the g key on your keyboard. and if you have any more questions or consern's just comment on the project and i will text back in a week at the maximum just remember to check the project for my comment back every day!