 July 22nd through July 28th, so that starts on Monday, educators will need to show a valid school identification. Riders can also take advantage of the South Shore Lines Kids Ride Free program, which lets up to three children ages 13 or under ride for free with each paid parent or guardian. You can get the top local news delivered to your email twice each day. To get signed up, go to 953mmc.com. Click where it says On Demand.