Press space to make them glide across the screen. Hover your cursor over any letter of the Google Logo and press any key at the same time. If it does not work press the green flag. To get rid of your animated cursor (not your real cursor), press the up arrow key. And to get it back, press the down arrow key. If you want to switch the backdrop. press the up arrow key then click the backdrop to switch to the doodling center. If you want to go back to the Google Logo, press the green flag. To start drawing, press the right arrow. To stop the pen, press the left arrow. To clear your drawing press space. Press a for the eraser. Press S to go back to the pencil.' reffresh the page if something goes wrong
To make them do stuff like spin, glide, and get bigger, I used the tutorial for Animate A Name.