Christmas advent calendar building toy set includes colored illustrated instruction, which guides your kids through every detail. Children can easily build by following the clear steps and enjoy the fun of build-and-play and fire the imagination. Building blocks playsets put open-ended play and self-expression into the hands of budding young builders. In the process of building this set of blocks, children have incorporated their own imagination into it. The creative toy building sets help your kids improve their fine motor skills and creative thinking when they build, also encourage them to do role-play and storytelling. Challenge and Fun before New Year - It's not so easy to complete all the building kits, but once finished, you will be proud of yourself. Children can assemble different models with different blocks based on the instruction to create their own stories. With 24 days of surprises and imaginative fun that will last all year long, and a beautiful gift to build, play with and display behind each of the 24 doors, this super-cool Advent calendar is the perfect Christmas gift for any youngster. 24 Daily Pre-Christmas Treat - From the 1st to the 24th, open a gift every day and complete the challenge before the new year. Behind each of the 24 doors is a unique and beautiful gift. With 24 days of surprise gifts, this Advent calendar provides any building block lovers with imaginative fun that lasts for months.