Q&A for How to Trace Without Tracing Paper

For shading, crayons should be fine but the result will probably be a lot lighter.

Yes. In fact, the result will show a lot more clearly.

Take your printed image and turn it over. Then, using a graphite pencil (preferably 4b or darker), scribble/shade all over the back as shown.

Yes, you can. Take a picture or screenshot of the picture you wish to replicate, and use it as a background "layer" in a drawing program.

Any paper should work fine, whether glossy or matte. You might want to print on a thicker paper weight (thickness) if the image you wish to copy is very picture or detail-heavy.

Most paper will work, it all depends on how thick it is. The thicker it is, the harder you will have to press.