Orioles pitcher Cole Irvin rides a bike with kindergartners at Walter P. Carter Elementary in Baltimore on Thursday. Irvin helped fund a Learn-to-Ride Bicycle Program for students at the school. All Kids Bike, the national 501(c)(3) nonprofit with a mission of giving every child in America the opportunity to learn how to ride a bike in school, is activating the All Kids Bike Kindergarten PE Learn-to-Ride Program at Walter P. Carter Elementary.