The adjustment from the glorious glare of Christmas to the dark days of early January is a struggle for the best of us. But while as an adult, the excesses of the festive season reach a critical point naturally – when you realise that you can’t take another breakfast consisting solely of Quality Street – it doesn’t work the same for kids. My three-year-old is still perplexed about why he no longer has an advent calendar to open each morning. On several occasions since the big