Brico Wooden Hollow Building Blocks - Set of 40

40 large hollow construction blocks. Consists of squares, arches, triangles and rectangles. Children can build some mighty strong and sturdy empires with these 40 large hollow blocks. They children can manoeuvre them easily, arranging and stacking in various ways to build forts, castles, playhouses and all kinds of other magical kingdoms. Each piece is constructed from 18mm beech plywood finish. Squares are approx 100mm,arch 400x250mm Radius and rectangle 400x200mm.