The letters in commercially available large moveable alphabets are generally organized by letter size.
Small moveable alphabets however, are often arranged alphabetically. An alphabetical arrangement provides an indirect preparation for the skill of alphabetizing.
What if the letters were arranged as on a keyboard? Keyboard arrangements vary from country to country and between languages. The most common arrangement in the United States is called QWERTY in reference to the first 5 keys in the top row of letters.
A small moveable alphabet arranged as a keyboard would provide indirect preparation for typing.
Alphabetizing vs typing… which indirect preparation would you prioritize?