Thank you for viewing my listing among many products. This is a set of "Montessori First Blocks" + "OKOMEIRO S". This is a great value 2-piece set combining blocks made from sustainable materials. Both are block series using "OKOMEIRO," an environmentally friendly material made from old or broken rice that is not suitable for consumption. These are noteworthy educational items that are considerate of both people and the environment. ■ Montessori First Blocks Publisher: Gentosha edu Includes 84 blocks and a 40-page guide on how to play, designed to foster concentration, spatial awareness, and thinking skills. The guide features step-by-step challenges based on the Montessori method, such as sorting, comparing heights, and symmetry, encouraging children's intrinsic motivation to "want to try." ■ OKOMEIRO S Manufacturer: Kawada A compact trial size with 3 colors. The blocks have rounded corners, making them easy for small children to assemble and disassemble. They are also compatible with traditional Dia Blocks, serving as additional blocks to expand play possibilities. [Set Contents] - Montessori First Blocks (84 pieces + play guide) - OKOMEIRO S (3 colors) [Recommended Age] - 3 years and up [Condition] - New and unused This set is recommended for those who want to start educational play, creative play, and sustainable education all at once. Please understand that this is a home-stored item before purchasing. OKOMEIRO S will be removed from its box and shipped in compact packaging as shown in photo 7. Immediate purchase is welcome.