Part 1. The Vowel Pairs “ai”, “ay”, “ee”, “ea”, “oa”
Unit 1. The Vowel Pair “ai”
Unit 2. The Vowel Pair “ay”
Unit 3. The Vowel Pair “ee”
Unit 4. The Vowel Pair “ea”
Unit 5. The Vowel Pair “oa”
Part 2. The Consonant Digraphs “th”, “sh”, “ch”, “wh”
Unit 6. The Sound of Letters “th”
Unit 7. The Sound of Letters “sh”
Unit 8. The Sound of Letters “ch”
Unit 9. The Sound of Letters “wh”
Part 3. The Vowel Pairs “ou”, “ow”, “oo”
Unit 10. The Vowel Pair “ou” & “ow”
Unit 11. The Vowel Pair “oo”