Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Prince Sire has to plan the Royal Jubilee, and he calls his favorite aunt to help. Together, they must figure out the math. How many guests can they invite? How many songs do they need on their playlist? With detailed planning and great teamwork, they are bound to host the most unforgettable event the kingdom has ever seen.Join the Prince and his aunt for a fun, fabulous, and mathematically minded royal adventure.