Image Item No. Description  31001  Primo Brick 1 x 2 Catalog: Parts: Primo  31001pb02  Primo Brick 1 x 2 with 5 Yellow Stars Pattern Catalog: Parts: Primo  31001pb01  Primo Brick 1 x 2 with 6 Yellow Spots Pattern on Each Side Catalog: Parts: Primo  31001px3  Primo Brick 1 x 2 with Green, Yellow, and Red Squares Pattern Catalog: Parts: Primo  31001pb03  Primo Brick 1 x 2 with LEGO Logo Pattern Catalog: Parts: Primo