Gather paper, scissors, ruler, pencil, and glue or tape
Fold or cut the paper into cards, strips, or panels
Draw the computer parts on paper
Make input parts like keyboard keys or switches
Make output parts like a screen or display window
Create paper circuits or movable tabs if needed
Assemble the paper pieces into one model
Label each part clearly
Test the moving parts or paper mechanisms
Adjust and reinforce weak areas with extra paper or tape