Parents need to know that this isn't a book about Disney fairies -- the Various are in every way, except stature, primitive and at times savagely violent adults. Several are killed violently, and they pose a serious threat to the lives of the human child protagonists.
Positive messages:The heroine speaks out against the injustice of the Various' caste system.
Violence:Several killings, by arrow, poisoned dart, and animal attack. Kids in life-threatening danger.