公开(公告)号：US06413099B2

公开(公告)日：2002-07-02

申请号：US09214008

申请日：1998-12-23

申请人： John Desmond Rainey

发明人： John Desmond Rainey

IPC分类号： G09B1902

CPC分类号： G09B1/18 ,  A63F7/382 ,  A63F2009/2451 ,  A63F2250/485 ,  G09B19/02

摘要： The device consists of arms which revolve on a handle. It can be manipulated in a number of ways and adapts both to play and to serious educational purpose. In broad educational mode the device is an exploration tool and toy where children can develop skills and play invented games or invent their own. In its main educational use, the device is a mathematics exploration tool and toy; is of a construction which makes it compatible with the decimal system of number among others; and in particular provides a visual-kinaesthetic method for the teaching/learning/understanding/exploration of mathematics.

摘要翻译： 该装置由在手柄上旋转的臂组成。 它可以通过多种方式进行操作，并适应于玩和认真的教育目的。 在广泛的教育模式下，该设备是一种探索工具和玩具，孩子们可以开发技能，玩发明游戏或发明自己。 在其主要教育用途中，该装置是数学探索工具和玩具; 是一种与数字十进制相兼容的结构; 特别提供了一种用于教学/学习/理解/探索数学的视觉启发性方法。