AZ.CC.K.RF. 2010 Reading Standards Foundational Skills K-5
K.RF.2. Demonstrate understanding of spoken words, syllables, and sounds (phonemes).
K.RF.2.d. Isolate and pronounce the initial, medial vowel, and final sounds (phonemes) in three-phoneme (consonant-vowel-consonant, or CVC) words. (This does not include CVCs ending with /l/, /r/, or /x/.)