Available Here!
The links below will take you to some of the online sources where you can buy
The Curious Planet of Rules:
Barnes and Noble Paperback - Hardcover
Amazon Canada eBook - Paperback - Hardcover
Amazon US eBook - Paperback - Hardcover
Amazon UK eBook - Paperback - Hardcover
Amazon Australia eBook - Paperback - Hardcover
Amazon India eBook - Paperback - Hardcover
Amazon Spain eBook - Paperback - Hardcover
Amazon Mexico eBook - Paperback - Hardcover