This USMES unit challenges students to grow plants and determine some purpose for their use. The teacher resource book for the Growing Plants unit contains five sections. The first section describes the USMES approach to student-initiated investigations of real problems, including a discussion of the nature of the USMES "challenges" and of…

This USMES unit challenges students to recommend and try to have a change made which would improve the safety and convenience of a pedestrian crossing near the school. The teacher resource book for the Pedestrian Crossings unit contains five sections. The first section describes the USMES approach to student-initiated investigations of real…

This USMES unit challenges students to find ways to improve or set up the Design Lab for the benefit of those who use it. The teacher resource book for the Design Lab Design unit contains five sections. The first section describes the USMES approach to student-initiated investigations of real problems, including a discussion of the nature of the…

This USMES unit challenges students to recommend and try to have changes made which would improve the service in the lunchroom. The teacher resource book for the Lunch Lines unit contains five sections. The first section describes the USMES approach to student-initiated investigations of real problems, including a discussion of the nature of the…

This USMES unit challenges students to determine which brand of a product is the best buy for a certain purpose. The teacher resource book for the Consumer Research - Product Testing unit contains five sections. The first section describes the USMES approach to student-initiated investigations of real problems, including a discussion of the nature…

This USMES unit challenges students to find ways to make the classroom a better place. The teacher resource book for the Classroom Design unit contains five sections. The first section describes the USMES approach to student-initiated investigations of real problems, including a discussion of the nature of the USMES "challenges" and of classroom…

This study was designed to determine whether chronological age, the number of permanent teeth erupted, or the combination of the two would predict a child's readiness for formal arithmetic work. Sixty-four children were randomly chosen and three phases of testing conducted. The findings did not support the use of the number of teeth erupted as a…

Observations are offered on some of the problems that seem to relate to children's acquisition of basic skills and learning of mathematics. Some research and development options are suggested. Discussion of the problems is divided into the two areas "Instructional Program" and "Management of the Instructional Program." The first of these is…

This guide represents the final experimental version of an extended pilot project which was conducted in the United States between 1973 and 1976. The manner of presentation and pedagogical ideas and tools are based on the works of Georges and Frederique Papy. They are recognized as having introduced colored arrow drawings ("papygrams")…

This guide represents the final experimental version of a pilot project which was conducted in the United States between 1973 and 1976. The ideas and the manner of presentation are based on the works of Georges and Frederique Papy. They are recognized for having introduced colored arrow drawings ("papygrams") and models of our numeration…

This guide represents the final experimental version of a pilot project which was conducted in the United States between 1973 and 1976. The ideas and the manner of presentation are based on the works of Georges and Frederique Papy. They are recognized for having introduced colored arrow drawings ("papygrams") and models of our numeration…

THIS INVESTIGATION WAS DESIGNED TO ASSESS THE INFLUENCE OF AGE OF ENTRANCE INTO THE FIRST GRADE ON ARITHMETIC ACHIEVEMENT. THE SCORES ON ARITHMETIC ACHIEVEMENT TESTS WERE COMPARED FOR 378 LATE AND EARLY ENTRANT BOYS AND GIRLS IN THE FIRST TO SIXTH GRADES. THE LATE ENTRANTS WERE BETWEEN 8 AND 9 MONTHS OLDER THAN THE EARLY ENTRANTS. THEORETICALLY,…

A two-part communication model for teaching elementary mathematics is proposed. Part I delineates symbols commonly used in teaching arithmetic. Parts of mathematical language (mathematical objects, relations, operations, expressions, and sentences) are compared to analogous parts of the English language. Part 2 is a conceptualization of strategies…

This booklet is one of a set of five booklets which comprise the basic curriculum for "Mathematics Laboratories for Disadvantaged Students," a nationally validated Title III ESEA project. This publication provides evaluation materials and student materials related to whole numbers. Topics included are place value, addition, subtraction,…

This booklet is one of a set of five booklets which comprise the basic curriculum for "Mathematics Laboratories for Disadvantaged Students," a nationally validated Title III ESEA project. This publication provides evaluation materials and student materials related to decimals. Topics included in this booklet are place value, addition,…