5. The system of claim 1 further comprising vowel/consonant combination tiles bearing colors denoting that the vowel sounds in said vowel/consonant combinations are unique.
5. The system of claim 1 further comprising vowel/consonant combination tiles bearing colors denoting that the vowel sounds in said vowel/consonant combinations are unique. 7. The system of claim 5 wherein the vowel/consonant combination tiles include a color denoting that the vowel in said combination has a diphthong sound.