Classic spiral art drawing artworknovel geometric ruler pen tool kit toy educational art craft Includes: and gears geometric ruler, 1 drawing book, 1 drawing pencil, 12 Rail Track and 1 Rail Track Instruction Book. Create gorgeous geometric art with designed gears ruler, development kids children imagination and creativity Train Plate. With geometric distinctive interlocking gears and wheels, anyone can draw elegant, spiraling designs. MaterialPlastic Specification: Rail Truck Length: approx. 6.5cm/2.56inch. Circular Wheel Ruler (Dia ) approx 9.5cm/3.74inch. Package Includes: 1 Set Geometric Drawing Toy Note: Due to the manual measurement, please allow 1-2mm differences in size. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.