Reading order
| # | Title | Published | Author | Buy on Amazon |
|---|---|---|---|---|
| 1 | Heart to Heart | 1998 | Sandra Byrd | Buy |
| 2 | Twenty-One Ponies | 1998 | Sandra Byrd | Buy |
| 3 | Star Light | 1998 | Sandra Byrd | Buy |
| 4 | Accidental Angel, Volume Two | 2011 | Sandra Byrd | N/A |
| 5 | Accidental Angel | 1998 | Sandra Byrd | Buy |
| 6 | Double Dare | 1998 | Sandra Byrd | Buy |
| 7 | War Paint | 1998 | Sandra Byrd | Buy |
| 8 | Holiday Hero | 1999 | Sandra Byrd | Buy |
| 9 | Petal Power | 1999 | Sandra Byrd | Buy |
| 10 | First Place | 2000 | Sandra Byrd | Buy |
| 11 | Camp Cowgirl | 2000 | Sandra Byrd | Buy |
| 12 | Picture Perfect | 2000 | Sandra Byrd | Buy |
| 13 | Indian Summer | 2000 | Sandra Byrd | Buy |
Secret Sisters is Sandra Byrd’s longest-running children’s series, with 13 books published from 1998 to 2011. The series follows two best friends through adventures that test their loyalty, courage, and faith, starting with Heart to Heart (1998).
The series covers a wide range of settings and situations, from Holiday Hero (1999) to Camp Cowgirl (2000), giving young readers relatable stories about friendship and growing up. An updated edition, Accidental Angel, Volume Two (2011), brought the series to a new generation of readers.