Lighthouse Duo Bundle: Get both the Lighthouse of Alexandria Model Kit and the Split Rock Lighthouse Model Kit at a special discounted price during our December promotion. A beautiful pair for lovers of maritime history and architectural mechanics.

Model size: 9.5*4.7*5.1 in (24*12*13 cm) Package size: 14.7*6.7*2 in (37.3*17*5 cm) Number of components: 423 Estimated time of assembly: 8 hours Level: Advanced

Mystery & Classic Bundle: Get both the Book of Secrets Model Kit and the Cash Register at a special discounted price during our December promotion — a perfect combination of intrigue and vintage charm.

Number of components: 300 Estimated time of assembly: 8 hours Level: Medium

Vintage Treasure Bundle: Get both the Treasure Box and the Antique Box at a special discounted price during our December promotion. A perfect pair for lovers of classic design, mystery, and mechanical craftsmanship.

Model size: 8.9 x 3.1 x 3.3 in  Package size: 14.9 x 6.7 x 1.1 in Number of parts: 246 Level: Medium Assembly Time: 6 hours Recommended Age: 14+ Kit weight: 1.48 lbs Manufacturer: UGears

Secure & Bloom Bundle: Get both the Safe and the Mechanical Flower at a special discounted price during our December promotion — a unique combination of security and delicate mechanical artistry.

Model size: 7.7 x 2.6 x 5.9 in  Package size: 14.9 x 6.7 x 1.1 in Number of parts: 268 Level: Medium Assembly Time: 6 hours Recommended Age: 14+ Kit weight: 1.59 lbs Manufacturer: UGears

Dino Set Bundle: Get the Tyrannosaurus Rex , Triceratops , and Stegosaurus together at a special discounted price during our December promotion — a perfect mechanical trio for dinosaur lovers and model collectors.

Number of components: 460 Estimated time of assembly: 8 hours Level: Advanced

Number of components: 337 Estimated time of assembly: 7 hours Level: Advanced

Model size: 15.3x4.7x5.1 in Package size:  14.9x6.7x1.2 in Number of parts: 321 Level: Advanced Assembly Time: 8 hours Recommended Age: 14+ Kit weight: 1.57 lbs