Free entry, on-site registration only. Registration: Saturday July 11, 18:00–20:00 and Sunday July 12 until 45 minutes before start, at the park kiosk in Xirolivado. Open to students aged 7–15 (born up to 2011). Parents must sign a consent form and confirm recent medical checkup. Flat grass course around the lake. Medals awarded to top 3 boys and girls in each age group: up to Grade 3, Grades 4–6, Grades 7–9.