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    • 6. 发明授权
    • Educational device
    • 教育装置
    • US5954509A
    • 1999-09-21
    • US310968
    • 1994-09-23
    • Anthony Torres
    • Anthony Torres
    • G09B1/30G09B19/02
    • G09B19/02G09B1/30
    • An educational device having a base page, which may be transparent and multiple intervening transparent pages and a structure to hold the multiple intervening transparent layers in registration in which the base layer has a set of problems which are modified by each succeeding overlying layer and in which the numbers are formed by using seven segment blocks similar to those used by light emitting diodes or liquid crystal displays for forming and modifying the numbers and the indication of the operation to be performed if formed by using one to four segment blocks.
    • 具有基页的教育装置可以是透明的和多个中间的透明页面以及用于保持登记中的多个中间透明层的结构,其中基层具有由每个后续上覆层修改的一组问题,其中 通过使用与发光二极管或液晶显示器相似的七个分段模块来形成数字,用于形成和修改数字,以及如果通过使用一到四个分段模块形成的操作的指示。
    • 8. 发明授权
    • Word building teaching aid
    • 字建筑教学辅助
    • US4262431A
    • 1981-04-21
    • US11865
    • 1979-02-13
    • Eula K. Darnell
    • Eula K. Darnell
    • G09B1/06G09B17/00G09B1/30
    • G09B17/00G09B1/06
    • A teaching device useful in helping children, especially slow learners, in spelling, reading and pronunciation. The device includes a three-tiered case or housing having a movable drawer on each tier. Each drawer is divided into a plurality of compartments. In each compartment are placed a plurality of three-dimensional letter pieces which may be colored in a plurality of different colors to reflect different pronunciations in different words. One color code is provided for vowel pronunciation, while another color code is provided for consonant pronunciation. Additionally, the drawers may contain groups of connected letter pieces, consisting of two or more letters, to aid in forming words with common prefixes, suffixes, or intermediate letter groupings. The casing has the color code imprinted on one side thereof, and a syllable pronunciation aid imprinted on the other. On the back of the case are positioned small canvas boards upon which are imprinted additional phonics and writing information. The top of the case may be utilized as a work area.
    • 一种有助于帮助儿童,特别是慢性学习者拼写,阅读和发音的教学设备。 该装置包括在每层上具有可动抽屉的三层壳体或壳体。 每个抽屉被分成多个隔室。 在每个隔间中放置多个三维字母片,其可以以多种不同的颜色着色,以反映不同词语的不同发音。 为元音发音提供了一个颜色代码,而为辅音发音提供了另一个颜色代码。 此外,抽屉可以包含由两个或多个字母组成的连续字母片段,以帮助形成具有公共前缀,后缀或中间字母组合的单词。 套管的一面印有颜色代码,另一面印有音节发音辅助。 在后面的情况下,小画布板上印有额外的语音和写作信息。 案件的顶部可以用作工作区域。