Following discussions about the performance of German students in international comparative studies (TIMSS, PISA, IGLU-E), the diagnostics and support for gifted children have increasingly gained public attention in our country. This book provides detailed information on: - Experiences with mathematically gifted elementary school children - Models of giftedness - The phenomenon of "mathematical giftedness" - The diagnosis of mathematical giftedness in elementary school age - Goals and organizational forms of support - Focus areas of support: - Numerous suitable task formats with children's own productions - Rich mathematical subject areas. The book is aimed at students in teacher training for elementary schools, trainee teachers, educators, and parents.