发明名称 |
TEACHING AID DEVICE AND METHOD OF TEACHING |
摘要 |
A method for instructing mathematics includes providing a work surface to a visually impaired student; providing a plurality of movable elements for use in connection with the work surface, each of the movable elements comprising on a front surface thereof at least a portion of a visible mathematical symbol readable via eyesight, each of the movable elements further comprising Braille indicia on the front surface thereof corresponding to the at least a portion of the visible mathematical symbol, each of the moveable elements being movable to any position on the work surface; and having the student arrange a plurality of the moveable element on the work surface to form a standard mathematical expression wherein the mathematical expression comprises multiple lines set forth in a vertical arrangement.
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申请公布号 |
US2009162819(A1) |
申请公布日期 |
2009.06.25 |
申请号 |
US20090394223 |
申请日期 |
2009.02.27 |
申请人 |
WOLF ROGER P;WOLF PAULA J |
发明人 |
WOLF ROGER P.;WOLF PAULA J. |
分类号 |
G09B23/02;G09B19/02;G09B21/00 |
主分类号 |
G09B23/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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