500m race for primary school children (ages 6-12), part of the "From the Bloko to the Mantra" memorial event organized by the Piraeus Labour Center. Starts at the corner of Iliopoleos and Vithynias streets and finishes at the Mantra Blokou Kokkinias memorial. Not electronically timed, but participation bib numbers are printed for all children. Free entry. Bib pickup: Saturday, September 19, 10:00-18:00, at Nikaia Town Hall (foyer).