An extension for basic set number six (6A) includes 113 stone blocks in three standard colors; brick red, natural sand, and slate blue. The Anchor Design booklet contains 20 building plans including a light house, bridge, chapel, and old city gate. Packaged in the traditional wooden box with a packing diagram on the back of the lid. This expansion set allows you to build larger and more complex models and improves your building experience with Anchor Stones. Useful for creative free-form building as well as building from the standard templates. This set plus basic set #6 becomes the equivalent of set #8 and allows you to build all of set #8 models.