This study was conducted while 9th grade students learn to solve inequalities and seeks to understand their approach to solving problems with a real-life context. Specifically, the aim is to understand: (1) What are the main characteristics of the students' approaches to the proposed problems? (2) What is the impact of the real context on the…

When mathematics teachers plan lessons, they interact with curriculum materials in various ways. In this paper, we draw on Brown's (2009) "Design Capacity for Enactment" framework to explore the practice of "adapting" curriculum materials in the case of a Singapore secondary mathematics teacher. Problems from the textbook used…

COVID-19 is the first global pandemic in the age of the internet and the world has collectively documented the virus's spread, offering a unique opportunity to study both the virus and the streams related to COVID-19, on topics from testing access to income to race. They develop their own research question to investigate the relationship between…

Student perceptions of science teaching could be expected to differ in grade 6 compared with teaching in grade 9, as could student interest in science learning. To compare Estonian grades 6 and 9, lower secondary school student and science teacher perceptions of teaching/ learning approaches as well as student perceived interests/enjoyment on…

This research aims to produce a Learning Trajectory Based Instruction (LTBI) that can help the ninth grade students understand the concept of congruence of the two-dimensional shape by examining Lawang Sewu as one of Central Java historical buildings. LTBI is defined as a teaching and learning trajectory that uses Hypothetical Learning Trajectory…

Making decisions about the production and use of chemical substances is of central importance in many fields. In this study, a research team comprising teachers and educational researchers collaborated in collecting and analyzing cognitive interviews with students from 8th grade through first-year university general chemistry in an effort to map…

Describes a four week simulation of the U.S. Constitutional Convention in which ninth grade students use problem-solving and decision-making skills to debate the issues of the convention. Students are assigned identities and interest areas to stimulate the writing of a class constitution which is then compared with the U.S. Constitution. (LS)

This report describes a program for advancing critical thinking skills in an integrated earth science geography course. The targeted population consists of high school freshmen from a growing, upper middle class, suburban community 40 miles west of Chicago. The information on these students comes from teacher observation, colleague surveys, and…

This document describes a practicum that was designed to incorporate student mastery of eight critical thinking skills, their definitions and nature of applicability, with the regular class material, and within the normal scope and sequence of ninth grade world history by introducing each skill concurrent with subject matter, thereby improving…

This research compared the performance of ninth grade females and males on flight protocol, with particular attention to interpretation of the graphs of paths of falling bodies, rolling objects, and projectiles. These subjects were chosen because they had received no formal instruction in projectile motion, yet through typical life experience, had…

In 1991 Pennsylvania began implementation of a direct writing assessment at the sixth-grade and ninth-grade levels. A total of 18,758 sixth graders and 16,575 ninth graders wrote a response to 1 of 9 prompts reflecting 3 modes of writing. A six-point holistic scale was used to score the papers, with two readers scoring each paper. A third reader,…

This unit on decision-making and discussion skills is the second of five units in a ninth grade social studies course (course described in SO 010 891). There are two major objectives: (1) given a problem, the student will make value judgments using decision-making skills; and (2) using proper discussion techniques, the student will analyze a…

This unit on economic decision-making is the third of five units in a ninth grade social studies course (see SO 010 891 for course description). Major objectives are to help students analyze alternative choices in consumer decision situations and defend the selections; evaluate information and make decisions about what to produce, how to produce,…

These instructional materials include six supplementary units for Tech Prep English I (grade 9) and six assignments for Tech Prep English II (grade 10). The Tech Prep English I units have these components: unit objectives, introduction, and follow-up exercises. Topics include goal setting, problem solving and decision making, listening and reading…

This unit on juvenile justice is the last of five units in a ninth grade social studies course. (The course is described in SO 010 891). There are four objectives: (1) given data on juvenile crime, the student will analyze it and hypothesize reasons why the crimes are committed; (2) presented with a variety of law enforcement situations, the…