Starting Word Families ~ Workbook includes activities that introduce three letter word family words.
  Practise is provided in blending three letter words that contain a consonant-vowel-consonant combination.
    The word families treated are:
        ab    ib    ob    ub    ed
        ad    id    od    ud    eg
        ag    ig    og    ug    en
        am    an    im    op    um    et
        ap    in    ot    ut
        at    ip    ox    un
        ax    it    ix
    Revision activities are also included.