Highlight Christmas Countdown CalendarFrom December 1 to Christmas, children can open a window every day to get a surprise. It is exciting for kids to celebrate the coming of Christmas in this way. Perfect way to greet Christmas. 24pcs Brain Teaser ToysOur advent calendar comes with 12pcs plastic unlock interlock puzzles and 12pcs metal wire puzzles. These brain teaser toys have smooth edges, are resistant to bending and breaking, safe to play with. Brain Challenge & Logical TrainingThese educational puzzle toys are designed to aid with concentration and train logical thinking, maneuver the twisted pieces until they're unlocked or separated, both helping to develop the problem-solving skills and stimulate amazing creativity. Making Lots of FunShare happiness with your family and friends any time/any occasion. Gather all the toys together, then solve these puzzles with your family, creating many happy memories together, making the Christmas holiday that much more enjoyable for you and those close to you. Ideal Christmas Gift This 2021 Xmas advent calendar is a good Christmas gift choice for educational purposes, develop creative thinking or rewards. It is an ideal Christmas gift for girls, boys, kids, adults, teens. Detailed Product Name: Christmas Countdown Calendar Surprise Gift Box Material: Plastic + Metal Color Box Size: 35 x 20 x 5.2 cm (Approximately) Applicable Gift-giving Occasions: Parties Applicable Gift-giving Relationship: Juniors, Friends, Children, Classmates Notes: 1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2.Please allow slight dimension difference due to different manual measurement. Thank you for your understanding.