"Yellow Bird has found a button and wants to share it with Red Bird and Blue Bird. This is just an ordinary button. It does not do anything when you press it. But when Red Bird and Blue Bird give it try, they are delighted to find that the button does not do nothing, and that is something!"--

Hannah looks forward to Robin Hill School's celebration of one hundred days of classes, but when a cold keeps her home the day of the party she decides to bring in the one hundred buttons she found anyway.

Patryk and Jurek are as much friends as rivals in the small Russian-occupied Polish village where they live. When, in August 1914, Patryk finds an old button on the forest floor, Jurek becomes wildly jealous. Not long after, World War I comes to Poland, bringing one invading army after another to the village. Jurek devises an exciting dare among the seven boys in their pack: whoever steals the best military button will be Button King. The boys agree....

Pete the cat loves the buttons on his shirt so much that he makes up a song about them, and even as the buttons pop off, one by one, he still finds a reason to sing.