Image Item No. Description By  4066  Duplo, Brick 1 x 2 x 2 Catalog: Parts: DUPLO, Brick 74  3437  Duplo, Brick 2 x 2 Catalog: Parts: DUPLO, Brick 89  6474  Duplo, Brick 2 x 2 x 1 1/2 Slope 45 Catalog: Parts: DUPLO, Brick 1  31110  Duplo, Brick 2 x 2 x 2 Catalog: Parts: DUPLO, Brick 1  3664  Duplo, Brick 2 x 2 x 2 Slope Curved Double Catalog: Parts: DUPLO, Brick 1  2302  Duplo, Brick 2 x 3 Slope Curved Catalog: Parts: DUPLO, Brick 1  3011  Duplo, Brick 2 x 4 Catalog: Parts: DUPLO, Brick 4  98223  Duplo, Brick 2 x 4 Slope Curved Double Catalog: Parts: DUPLO, Brick 1  6394  Duplo, Brick 2 x 4 x 2 with 2 x 2 Cutout on Bottom Catalog: Parts: DUPLO, Brick 11