Ten books aimed at readers in the beginning stages of reading (one book per stage/unit). This series introduces consonant digraphs and simple two syllable words.

Each stage introduces new letters/sounds while supporting previously taught phonic letters/sounds and high-frequency words.

Book 11: Twin Chimps (ch)
Book 12: The Cash (sh)
Book 13: Thump, Thump (th)
Book 14: Raj Gets a Shock (ck)
Book 15: The Sting (ng)
Book 16: The Quilt (qu, ve)
Book 17: What a Bad Dog! (wh, 2 syllables)
Book 18: Dan Is Trapped (-ed, 2 syllables)
Book 19: A Red Jacket (-ing, 2 syllables)
Book 20: Apple Crumble (-le, 2 syllables).