por Beall, Abigail [autor] | Beall, Abigail. Science | Challoner, Jack [autor] | Dingle, Adrian, 1967- [autor] | Harvey, Derek [autor] | Perks, Bea [autor] | Bull, Peter, 1960- [ilustrador] | Harding, Jason (Digital artist) [ilustrador] | Carter, Stuart [ilustrador] | Lewis, Arran [ilustrador] | Moumene, Sofian [ilustrador] | Pang, Alex [ilustrador] | Williams, Jack [ilustrador] | Giró Anglada, Ruben [traductor].
por Rogers, Kirsteen [autor] | Lane, Kim [ilustrador] | Bines, Gary [ilustrador] | Bull, Peter [ilustrador] | Navarro Gosálvez, Antonio [traductor].