Block Set & Wagon; 59 Pcs; 58 Hard Maple Unit Blocks+Maple Wagon; "Made In The USA" "Made In The USA" by Cambium Lair, the supplier of "Unit Blocks" to 10,000 classrooms since 1991 "True" Unit Blocks Based On Caroline Pratt's 5-1/2" x 2-3/4" x 1-3/8" Standard Unit Dimens Hard Maple Blocks; No Generic "Hardwood" Or "Imported Rubberwood" All Block Surfaces Sanded Smooth And All Edges Eased Maple Wagon Measuring 16-1/4" x 12-3/16" x 6-7/16" With four 4-1/2" Diameter Maple Wheels