Celebrate from A to Z: A Christmas Holiday Book for Kids | Board Book | JUVENILE FICTION/Holidays & Celebrations / Christmas & Advent Step into a winter wonderland full of ABCs! With angels atop trees, bows tied around presents, and cookies from grandma, Gregory Mouse’s cheery family celebrates the holidays by sleigh-riding through the alphabet. This festive exploration of letters offers children a miniature world filled with wonderful details—a treat that could only come from Mary Engelbreit, the New York Times bestselling author of The Night Before Christmas.