Gymnastic Grids (Intermediate+) -- Completion of Seat School may be required for advancement onto this next level. Riders will focus on the basic understanding of equine muscle and ligament groups used in locomotion and lift; composition and the roles of the equine foot joints and structure; independent and effective use of position and timing aids to navigate obstacles. Riders will use the techniques from seat school to create vertical lift in addition to forward motion. Jumping with no stirrups and no reins is included. Recommended ages 12 and up.