It's Smilla's birthday party, with cake, guests and presents! Welcome to Smilla's party! Smilla is a little girl who goes to playschool and has fun with the usual things small kids do. This book was written by Runa Sivertsen when she was 9 years old, in Kungsör, Sweden. “Books by kids for kids” are stories written and illustrated entirely by children. This is Child Authored Literature!