Features: Crafted from natural wood, this durability student ruler features integrated reading guides card to enhances focus and measurement precise, making it a safe alternative to plastic rulers. Smooth edged with intricate engravings, the splinterfree wooden ruler combines safety with artistic craftsmanship, offering both functional measurements and tactiles learning stimulation for kids hands. Ideal for students requiring reading assistance and parents seeking nontoxic, educational tools that promote sustained concentration during homework or creative projects. Perfect for classroom math exercises, home study, or art classes where children need reliability measuring tools and reading alignment aid for textbooks or drawing activities. This double purpose tool fosters reasoning through measurement practice while its engraved patterns sparks imaginative exploration, supporting STEM learning fundamentals in everyday educational scenario. Specifications: Component: Wooden Craft: Engraving Size: Approx.18x6cm/7.08x2.36inch Standard student ruler length, suitable for carrying and use 4Option Type; Practicality: Not only a ruler, it can also be used as a reading auxiliary card to help students concentrate better when reading, suitable for classroom learning and homework scenario Package Includes: 1pc Wooden Ruler note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.