The materials consist mainly of a set of colored rods, color coded pronunciation and vocabulary wall charts, a pointer and reading/writing exercises
The pronunciation charts, called "Fidels," have been devised for a number of languages and contain symbols in the target language for all of the vowel and consonant sounds of the language
The colored Cuisenaire rods are used to directly link words and structures with their meanings in the target language, thereby avoiding translation into the native language
The vocabulary or word charts are Iikewise color-coded here are typically such charts containing 500 to 800 words in the native language and script