É possível Semente de terra por Pamela Sargeant? A competição não começa até que eles começam a chegar ao planeta, mas envolve adolescentes e algumas das capas são bastante simples.
Many years into the future, a last-ditch attempt to save humanity was created, a project known as Ship, an AI containing DNA of different Earth flora and fauna and sent into space to find a new planet. Also created are a group of children using genes from the leaders of the project, all raised by Ship, and of whom Zoheret is the main character. Now in their teens, the Zoheret and the others are subjected to their last test, a competition within the Ship's Hollow, a simulated Earth-like environment
Foi publicado originalmente em 1983, mas foi republicado esporadicamente desde então.