Julius Jr. is a monkey with a penchant for invention and a dream, a team and a scheme to make all his wildest imaginings come true. When Julius Jr. first sees The Box he knows right away what it is – a playhouse, perfect for himself and his very best friends. But inside The Box something magical happens. Everyday items come to life with quirky characteristics and unexpected results. Every episode is the perfect recipe for fun in a playhouse that can do anything and take our gang anywhere! Every day, Julius Jr. proves that the best inventions are the ones that help your friends!