“…Indeed, according to the self-teaching hypothesis, the development of word reading is based on decoding procedure which requires the involvement of letter knowledge (name and sound) and phonological awareness. Knowledge about letters (their shapes, their names, and their linguistic functions) is known to play an important role in the development of reading and spelling ability (Foulin, 2005;Huang, Tortorelli, & Invernizzi, 2014;Treiman, 2006) provided that the children are proficient speakers of the language being read. Children's ability to identify letter names and letter sounds has been shown to be one of the best indicators of reading achievement (Ecalle, Magnan, & Biot-Chevrier, 2008;Puranik, Petscher, & Lonigan, 2013).…”