1. It's a Twin Thing (1999) by Judy Katschke
3. Sleepover Secret (1999) by Judy Katschke
5. To Snoop Or Not to Snoop? (1999) by Judy Katschke
7. Two's a Crowd (1999) by Judy Katschke
8. Let's Party (1999) by Judy Katschke
8. Let's Party (1999) by Megan Stine
11. P. S. Wish You Were Here (2000) by Megan Stine
12. The Cool Club (2000) by Judy Katschke
13. War of the Wardrobe (2000) by Megan Stine
13. War of the Wardrobes (2001) by Megan Stine
14. Bye-bye Boyfriend (2000) by Judy Katschke
15. It's Snow Problem (2000) by Nancy Butcher
16. Likes Me, Likes Me Not (2001) by Megan Stine
19. Surprise, Surprise! (2001) by Megan Stine
20. Sealed with a Kiss (2001) by Judy Katschke
21. Now You See Him, Now You Don't (2002) by Megan Stine
22. April Fools' Rules (2002) by Judy Katschke
23. Island Girls (2000) by Nancy Butcher
24. Surf, Sand, and Secrets (2002) by Nancy Butcher
25. Closer Than Ever (2002) by Judy Katschke
26. The Perfect Gift (2002) by Megan Stine
27. The Facts About Flirting (2003) by Judy Katschke
28. The Dream Date Debate (2003) by Megan Stine
30. Making a Splash (2003) by Megan Stine
32. Santa Girls (2003) by Diana G Gallagher
Prom Princess (2004) by Diana G Gallagher