EXTRA 20 ADD-ON BLOCKS: Are you ready for hours of fun with our Complete Dominoes Set? This set includes 1000 pieces of classic wooden dominoes, an extra 20 add-on blocks in 10 bright colors (see reference picture for details), a spacer, and an easy-to-follow direction guide with full-color photographs - everything you need to build amazing chain reaction designs in no time! Perfect for children and adults to enjoy classic fun. Perfect dominoes for children or color recognition with bright colors!