Not sure when you studied at university, but you can take a calculator like a TI-83/84/89 and plug in a bunch of text onto a stored program, essentially a free

Not sure when you studied at university, but you can take a calculator like a TI-83/84/89 and plug in a bunch of text onto a stored program, essentially a free notes field. It's tedious to do but doesn't take too long. And unless the teacher is paying close attention, it's hard to spot. I recall in high school teachers would actually go over and look through or reset your calculator if they thought you were spending too much time looking at it.