Cryptography is about writing something that is hard/impossible to read without the correct key, basically, it is about hiding.
Now, what do you call:
- Writing in a way that is easy to understand, even without a cultural background/context information?
For example, I could Write "Apple" but for someone who does not speak English, "Apple" has no meaning instead, if we draw an apple, almost everyone will understand.
- When teaching reading to children we need some book that is _____.
- Contrary to cryptography, ________ is about showing information in the most understandable way.
- Thanks to ________, we can teach rudimentary of maths even to someone that is not able to read/write.