Title: Friendship List #1: 11 Before 12, Author: Lisa Greenwald
Title: Friendship List #2: 12 Before 13, Author: Lisa Greenwald
Title: Friendship List #3: 13 and Counting, Author: Lisa Greenwald
Title: Friendship List #4: 13 and 3/4, Author: Lisa Greenwald
Title: A Friendship List Collection 3-Book Box Set: 11 Before 12, 12 Before 13, 13 and Counting, Author: Lisa Greenwald