发明申请
- 专利标题: Rotatable educational device
- 专利标题(中): 可旋转的教育装置
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申请号: US10078758申请日: 2002-02-19
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公开(公告)号: US20020132218A1公开(公告)日: 2002-09-19
- 发明人: Katherine L. White
- 主分类号: G09B019/00
- IPC分类号: G09B019/00 ; G09B025/00
摘要:
An educational device and method for educating a student comprising a plurality of pieces that are pivotally interconnected at a center, enabling pivotal movement of each piece about the center relative to the others from a device stored position, in which all pieces are superposed in stacked alignment, sequentially through partial deployment, to a deployed position. Each piece carries a portion of an educational image, such as a shape, object or color on one side, and educational indicia on the other side illustrating the image.