The Plus-Plus Advent Calendar is filled with exciting, creative surprises to discover every day. Counting down to Christmas becomes a breeze. Each day, your child receives a small package with building blocks and a construction guide for that day's challenge. After 25 days, you can create a complete Christmas scene! The Plus-Plus Advent Calendar includes approximately 600 Plus-Plus building blocks, a small base, and five wheels. Each day features a brief construction guide for the respective challenge.