The Stanford-Binet Intelligence Scale is best described as:

The Stanford-Binet Intelligence Scale is indeed best described as a test for measuring intelligence primarily in children. This test is one of the most widely recognized and utilized intelligence tests and has been adapted throughout its history to assess various aspects of cognitive ability, particularly in young people.

The assessment measures a range of cognitive abilities including reasoning, problem-solving, and understanding, which are crucial for educational and developmental purposes. While it can be administered to individuals of all ages, its primary application remains in the developmental context to evaluate children's intellectual capabilities. This has made it invaluable in educational settings, where identifying learning disabilities or giftedness can significantly influence a child's educational path and interventions.

In contrast, options discussing assessments for adults, emotional intelligence, or behavioral assessments do not accurately represent the primary purpose and typical demographic focus of the Stanford-Binet Scale.