There are few differences between the first and second editions of Sounding Out the Sight Words. 

Edition History: Sounding Out the Sight Words

Second Edition (Current Edition) published in 2020 as Sounding Out the Sight Words: An Alternative to Rote Memorization. 164 pages. 67 lessons. ISBN: 978-1-942154-91-4

• Updated content: Includes a new lesson introducing the phonogram es. Each lesson now includes a teacher tip and suggested games from the Logic of English Game Book. New introduction.
• Updated format: Spiral-bound along the side edge, for use either side by side (lying flat, with both pages open) or face-to-face in a classroom or across a table (with teacher and students looking at opposite sides). Updated page layout.

First Edition published in 2015 as Sounding Out the Sight Words: A Guide to Teaching the Dolch Words through Phonics. 175 pages. 66 lessons. ISBN: 978-1-942154-15-0

• Spiral-bound across the top, with folding standup easel