Another day, another new idea about how to improve education. Paul Kirby, an ex government adviser, thinks school days should be 8:30am until 6pm and for 45 weeks a year. In his opinion, this will be a real vote winner in the next election. As a teacher and a parent I hate this idea from both angles. As a teacher I know how hard that final lesson of the day is. The kids are knackered and are starting to switch off. I don’t blame them, a full day of learning is tiring. I can’t even begin to imagine how they’d…