发明申请
US20020132218A1 Rotatable educational device 审中-公开
可旋转的教育装置

  • 专利标题: Rotatable educational device
  • 专利标题(中): 可旋转的教育装置
  • 申请号: US10078758
    申请日: 2002-02-19
  • 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
Rotatable educational device
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.
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