AZ.CC.K.L. 2010 Language Standards for K-5
Conventions of Standard English
K.L.2. Demonstrate command of the conventions of standard English capitalization, punctuation, and spelling when writing.
K.L.2.c. Write a letter or letters for most consonant and short-vowel sounds (phonemes).
K.L.2.d. Spell simple words phonetically, drawing on knowledge of sound-letter relationships.