The Elves have been given their own mystery to solve. On Christmas Eve, a letter arrives at the North Pole from a little girl called Sofi. She has one question – how old is Santa Claus? And so begins a quest for two little Elves to find out the answer! But will the Elves discover how old Santa is? A story full of fun, adventure, friendship and Elves!Charming and entertaining picture book to share over the festive periodPerfect for bedtime reading and story timeGreat stocking filler gift for a child at ChristmasFrom the global phenomenon, The Elf on the Shelf, comes this gorgeous picture book which taps into the magic and wonder of Christmas.