Without academic indicators, educators, let alone parents, find it difficult to determine if a child is gifted. Even tests such as the Wechsler Intelligence Scale for Children (WISC), a roughly two-hour oral test, don't always accurately reflect giftedness. However, schools that offer gifted programs do use tests and various assessments of intellectual, behavioural and other factors, so that's the best place to start.
Read more about how gifted children learn and what schools are doing to ensure they shine. Article : Look on the Bright Side
Looking for a school offering a gifted program? Here's a list of schools for gifted kids
to begin your search.