A set of lasercut wooden objects for teaching the decimal system.Small cubes (1x1x1) for 1, sticks (1x1x10) for 10, squares (1x10x10) for 100 and big cubes (10x10x10) for 1000.Use 6mm wood. Cut the red lines, engrave the green lines. The first DXF file (calcsticks_6mm.dxf) contains 210 small cubes, 84 sticks and 24 squares on an area under 50x50 cm. The 2nd DXF file (calccubes_6mm.dxf) contains the parts for 6 big cubes on an area under 50x50 cm. You might need to rearrange the DXF files to fit your material size.