Learning to play the classical guitar provides a solid foundation both for playing the
guitar, and for reading and understanding music. Playing the classical guitar doesn't
just mean playing "classical music". It means that you are using methods and techniques
that have been developed and refined over the course of centuries by the best guitarists
in the world.
Many tuners use the abbreviations G-Guitar, B-Bass, U-Ukulele, V-Violin and C-Chromatic. You should select the Guitar mode.
The "classical position" of the guitar is best for children. It is the most stable and the fastest leads to success. Constantly improve your child's sitting posture.