This COBI 2541 SU-100 Builder Set is a great addition to any historical collection. With 655 interlocking blocks, this set is perfect for educating children aged 7 and up about World War II. The set includes blocks for building various historical landmarks and monuments, as well as blocks for creating fun and imaginative scenes. The COBI brand is known for their high-quality building toys and this set is no exception. With a focus on education and historical significance, this set is sure to be a hit with collectors and history buffs alike. Whether you're looking to expand your collection or introduce your children to the history of World War II, this set is a fantastic choice.