This 60 piece starter set from Haba is made in Germany of solid, natural, untreated beech wood.
The basic building block is a 1.5 inch cube (4x4x4 cm). All the other shapes are derived from this cube. The rectangles and columns are either two, three, or several times the length of the cube. The triangular block is the cube diagonally divided. This means the various shapes easily combine while building.
The largest rectangular blocks are 12x4x4 cm and 16x2x4 cm. The smallest rectangular block is 4x4x2 cm. The cylinder that is 2cm diameter by 4cm length.
There is also this 102 piece set
Froebelia ™ are low cost items with artistic qualities for you to browse online and order for yourself or as gifts for friends.