Royal tutor Heine has been tasked with grooming four princes into potential kings. He’s interviewed the proud Prince Leonhard, but three more princes await: the highly intelligent Bruno, freewheeling Licht, and perpetually-glaring Kai. With each prince's personality as unique as the last, interviewing them will prove to be anything but straightforward...
I challenge you to mental arithmetic.
.سأتحدّاك بالرّياضيّات الذّهنيّة
Ich fordere Sie
zum Kopfrechnen heraus!
¡Un duelo de cálculo!
¡Un duelo de cálculo!
Défi de calcul !
Ti sfido nel calcolo a mente!
Eu o desafio na aritmética!
Я вызываю вас на состязание по арифметике!