ENHANCE GEOMETRIC UNDERSTANDING: This pull-string model book introduces geometry in an engaging way, helping children grasp the relationships between points, lines, and planes. It helps in understanding the formulas for calculating volume and area, and through interactive games, it cultivates spatial thinking and mathematical thinking abilities. INSTANT FORMATION DESIGN: With a unique pull-to-form design, this educational tool makes learning geometry intuitive. Children can instantly see the relationships between different geometric, reducing the complexity of abstract concepts and making learning more accessible. RICH CONTENT VARIETY: The set includes various geometric solids like cubes, cuboids, cones, and more. Three versions are available with 9, 12, or 15 shapes, providing comprehensive coverage of area and volume calculations. Plus, discover 16 hidden animals for added fun and engagement. USER-FRIENDLY EXPERIENCE: Designed with perforation guides, kids can easily follow the steps to complete each model. This ensures a smooth learning process, allowing children to successfully demonstrate their understanding of geometric principles through hands-on activities. SAFE AND SMOOTH OPERATIONS: Made from core-wrapped braided rope, this product ensures smooth operation without harming hands. Safety and user experience are prioritized, ensuring that children can enjoy learning without any risk. SPEC Dimensions: 210 x 297 mm Material: Cardstock Style: 9 / 12 / 15 Geometric Models