* Clarified the sentence about zero indexing and that any data type can be stored in an array
* Added spacing between elements
* Fixed declaration format `new nameOfArray[numberOfElements](vals)` is definitely not a thing it should be `new dataType [numberOfElements](vals)`
* Added shorthand definition
* Removed claim that you are storing an array in another array by assigning an alias to it
* Translate challenge subtitles and example challenge text to Spanish
* Corrected errors in syntax and punctuation
* Multiple corrections of it/s to its plus other grammar corrections
* Correction and added paragraph to CSS Flex article
* Corrected my own typo
* Corrected capitalization, American spellings and typos