Volume 3 . . .<br><br>. . . in which Yotsuba learns even more lessons on a variety of subjects--that food should be stored in bags rather than left in one's pocket, that souvenirs are a good way to show you care, that a giant bouquet of flowers can be had for as little as 10 yen, that Heaven is full of flowers and good food, and that carnival games are harder than they seem.