This calendar features 24 mini building blocks in insect and vehicle styles. Open a door in the surprise Christmas box each day to reveal and build a unique building block toy, making the countdown to Christmas extra special and fun. Transforming Models Building Blocks Set: Each surprise in this advent calendar toy set has a unique model. You can build 12 different insect building block toys and 12 vehicle building blocks, and on Christmas Eve, these small sets can be combined into 1 large 12-in-1 building block toy and 2 large 6-in-1 building block toys. Safe Materials: Made from non-toxic, odorless plastic, our Christmas calendar building block set is both durable and resistant to deformation. With smooth edges and firmly interlocking parts, these blocks maintain their decorative appeal and integrity, making them an ideal gift for toddlers and a safe choice for parents. Learn Through Play: The 2024 building block advent calendar is an excellent choice as a children's toy and accessory for family gatherings. Includes colored illustrated instructions to guide your children through every detail. While building by following the clear steps, children can learn about different insects and vehicles, improve their attention and patience, and enhance their hand-eye coordination skills. Perfect Christmas Gift: Suitable for both adults and children, this advent calendar serves as a fantastic Christmas gift. It's an exceptional way to spread joy and anticipation throughout the Christmas season. As each day unfolds, reveal a new delight that is sure to envelop your home in the warmth of Christmas!