Everything you need to understand or teach The Guardian of Isis by Monica Hughes.
The Guardian of Isis is an initiation story in which the central character, Jody N'Kumo, must prove himself through a series of adventures in which intelligence, logical deduction, and mature judgment are as important as physical courage. Although he belongs to the third generation of settlers, Jody usually is treated like a disobedient child, frequently being rebuked for questioning, and even disregarding, the community's rules. He particularly violates the ban on inventing devices...