Set 7 contains decodable regular words made up from all seven groups of letter sounds:
s, a, t, i, p, n
c k, e, h, r, m, d
g, o, u, l, f, b
ai, j, oa, ie, ee, or
z, w, ng, v, oo, oo
y, x, ch, sh, th, th
qu, ou, oi, ue, er, ar
Other titles included in Set 7 are:
Mervin's Garden
Spoilsport
In the Attic
Comprehension questions and discussion topics are provided at the end of the book, as well as guidance for teachers and parents. Light type is used as a guide for those few letters that should not be sounded out, such as the /b/ in ‘lamb’.