发明名称 APPARATUS TO MATCH LEVELS OF READING ABILITY TO CORRESPONDING LEVELS OF READING MATTER
摘要 Apparatus for matching a student's reading level to particular book readability comprising two series of distinctive corresponding symbols, with one of the first series assigned to a student on the basis of his reading level and one of the second series to each book on the basis of its reading difficulty, identical symbols of the two series indicating that a particular book meets the reading level of the student.
申请公布号 US3680229(A) 申请公布日期 1972.08.01
申请号 USD3680229 申请日期 1971.06.16
申请人 SHELAGH SERRIE;SEAMUS MCGRADY;RICHARD BLOOMER 发明人 SHELAGH SERRIE;SEAMUS MCGRADY;RICHARD BLOOMER
分类号 G09B17/00;(IPC1-7):G09B17/00 主分类号 G09B17/00
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