Here are the tools you need for learning or improving your command of Luxembourgish in your own way and at your own speed.
The Internet has become a platform of choice for a vast quantity of blogs, sites and contributions on social networks relating to and/or in Luxembourgish, including Bonjour.lu and Learnluxembourgish.com.
Lëtzebuerger Online Dictionnaire (LOD)
The Lëtzebuerger Online Dictionnaire (LOD) occupies a special place on the Internet, because it is a project initiated by the Ministry of Culture. It is a multilingual dictionary of words in Luxembourgish with their translations into German, French, English and Portuguese. Word usage is illustrated by examples in Luxembourgish. Relevant grammatical information and possible synonyms complement semantic and lexical information. It is also possible to display a conjugation table for each verb and a declension table for each adjective.
There are a number of textbooks and dictionaries for learning Luxembourgish. On its site, the Ministry of Education keeps a full list of of the textbooks (both grammar and language) it edits.
Bookshops in the Grand Duchy also offer selections of textbooks produced by private publishing houses; some offer online ordering.