Books in the Yotsuba&! series

Yotsuba is going to school...almost! Fuuka says at school you read and write and do tests! A test is where you write your name at the top and answer questions. Yotsuba got alllll the questions right, so Fuuka gave her a perfect score! And, and, you get to paint with big-girl paints like Ena, wear a backpack, make picture books, and collect pretty rocks! School is gonna be great! …Right?