Image Item No. Description  44536  Duplo, Baseplate Raised 12 x 12 with 4 Studs in Each Corner and Ridge Catalog: Parts: DUPLO, Baseplate  44525  Duplo, Baseplate Raised 12 x 12 with Four Studs in Each Corner and Pit Catalog: Parts: DUPLO, Baseplate  44823  Duplo, Baseplate Raised 12 x 12 with Four Studs in Each Corner Sloped Catalog: Parts: DUPLO, Baseplate