This is a wooden educational toy featuring numbers and symbols (+, -) made from natural "Aomori Hiba" wood from Aomori Prefecture. The set includes numbers 0-9, each in a simple two-piece puzzle structure. Aomori Hiba is water-resistant and has excellent antibacterial properties, making it a safe material for use in the bath. While playing, you can enjoy the warmth of the wood and the gentle fragrance unique to Hiba. It comes with a convenient bag for storage and portability, making cleanup easy. Features: * Number puzzles 0-9 (each with 2 pieces) * Includes + and - symbol pieces * Made from natural "Aomori Hiba" wood (antibacterial, antifungal, insect repellent) * OK to use in the bath (water-resistant) * Natural wood scent and texture * Made in Japan, handmade finish * Comes with a dedicated bag for easy carrying and storage Size (per piece): Length: Approximately 6cm x Width: Approximately 5cm (approx.) x Thickness: Approximately 1.5cm * There may be slight individual differences due to hand processing. Condition: * Brand new, unused * No noticeable scratches or stains * Storage bag is also unused and included Other: * Immediate purchase OK * Will be carefully packaged and shipped promptly * Recommended for learning, gifts, bath play, and interior decoration