From Picture Window Books:
Astrid and Apollo are chosen to play a duet in the third-grade recorder concert. They practice hard for weeks, but their little sister keeps getting in the way. She wants to play too! Then, on the night of the concert, it’s one disaster after another. What’s going on? And will they still be able to perform? Readers will love joining the twins on their adventures in this chapter book series about a Hmong American family.
