1. Material: Plastic 2. Applicable age: children (3-6 years old), teenagers (7-14 years old) 3. Weight: 21 grams 4. Length: 17 cm 5. Ability training: intellectual development, use of hands and brains, grasping, sense organs, hand-eye coordination
1. 材质:塑料 2. 适用年龄:儿童(3-6岁),少年(7-14岁) 3. 重量:21克 4. 长度:17厘米 5. 能力培养:智力开发、动手动脑、抓握、感官、手眼协调
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