Primary Phonics Course. The 1st-3rd Class books in the Just Phonics series revise the 42 sounds and introduce and consolidate the remainder of the phonics programme. Revision of First Class Programme Plus: Double consonants, Silent letters, Suffixes eg ally, ies, ves, Multisyllable Words, Word endings: ei and eigh, le, tle, Common word families: _dge, _ouse, _out. 3 letter Initial Consonant Blends.