The Canadian Paediatric Society is no longer recommending firm time limits for screen use among toddlers and preschoolers. Instead, new guidance encourages parents of kids aged two-to-five to prioritize educational, interactive and age-appropriate material. In this Oct. 21, 2011, file photo, a child plays with an iPad in his bedroom. THE CANADIAN PRESS/AP-Gerald Herbert The Canadian Paediatric Society has ditched setting firm time limits for screen use among toddlers and preschoolers, encouraging instead that parents prioritize educational, interactive and age-appropriate material. New guidance released Thursday morning still urges no screens at all for kids younger than age two, except to...