Unit 1 Long vowel Aa
Unit 2 Long vowel Ee
Unit 3 Long vowel Ii
Review
Unit 4 Long vowel Oo
Unit 5 Long vowel Uu
Unit 6 L-blend bl, cl, gl, pl
Review
Unit 7 R-blend br, dr, pr, tr
Unit 8 S-blend sm, sn, sp, st
Unit 9 Ending-blend nd, ng, nk, nt
Review
Unit 10 Digraph ch, ph, sh, th, wh
Unit 11 Double letter vowels oa, ow
Unit 12 Double letter vowels oi, oy
Review
Unit 13 Double letter vowels ou, ow
Unit 14 Double letter vowels er, ir, ur
Unit 15 Double letter vowels oo
Review
