How Fast Do Trees Grow? Using Tables and Graphs to Explore Slope

2007 ◽  
Vol 13 (5) ◽  
pp. 260-265
Author(s):  
Elana Joram ◽  
Vicki Oleson

Slope is one of the most important mathematical concepts that students encounter in middle school and high school. The concept of slope “weaves its way through algebra, geometry, trigonometry, and calculus” (Anderson and Nelson 1994, p. 27), yet research with high school students shows that they can often calculate slope but are unable to interpret its meaning (Newburgh 2001; Stump 2001). This is a familiar problem in mathematics education; students learn a formula for solving a particular type of problem without conceptually understanding the relevant mathematical ideas. One way to enhance students' understanding of slope is to introduce it conceptually in middle school (Beckmann and Rozanski 1999), with the understanding that this conceptual foundation will provide a basis for the formal definition of slope to be introduced later on. In this article, we describe two related lessons for sixth-grade students that were designed to accomplish this goal.

2005 ◽  
Vol 95 (11) ◽  
pp. 1989-1995 ◽  
Author(s):  
Guanmin Chen ◽  
Gary A. Smith ◽  
Shusong Deng ◽  
Sarah Grim Hostetler ◽  
Huiyun Xiang

2018 ◽  
Vol 10 (2) ◽  
pp. 104-114
Author(s):  
Ali Semerci

The aim of this study was to explore high school students’ views on the use of tablet computers in education. To achieve this aim, a qualitative research method was employed whereby data was obtained from 16 high school students using one-to-one semi-structured interviews and then, subjected to content analysis. The findings showed that all the participating students expressed a positive attitude towards tablet computers prior to their use in education. However, students stated that, after a short period spent on using the tablet computers, they found that tablet computers affected student–teacher and student–student interaction. A significant number of the students stated that the educational content presented in the Educational Information Network (EBA) Portal was inadequate and inappropriate to their level. Also, in terms of the learning and teaching process, the students raised several concerns. To facilitate the effective use of tablet computers in education, students made several recommendations.Keywords: FATIH Project, tablet computers, technology integration in education, tablet computers in education.


2018 ◽  
Vol 7 (3.2) ◽  
pp. 732 ◽  
Author(s):  
Martin Bernard ◽  
Eva Dwi Minarti ◽  
Masta Hutajulu

Learning media in Mathematics by using Microsoft Excel software that assisted Visual Basic application is a tool that can be applied for a more interactive visualization so that students better understand about mathematical concepts. Microsoft Excel is a software that serves to process data in the form of numbers that are always associated with mathematical commands. In addition, the functions of commands in Microsoft Excel can be applied in various fields such as Statistics, Economics and Finance, Mathematical Logic, and Engineering. If using mathematical concepts with data processing. But it is not just a number, it can also be used to process objects on shapes or drawings on images. This, of course, requires a function other than the mathematical functions of Visual Basic Applications, which can make math tools more interesting. The advantages of Microsoft Excel with Visual Basic for Application (VBA) are (1) the images are more interactive with different sizes and can make more; (2) more economical; (3)saving time; (4)the software is easy to find, and (5)improving students 'understanding of mathematical concepts and foster students' sense of trust, especially in junior high school students.  


Author(s):  
Jeanne Petsch

A partnership between the Morehead State University Art Education Program and the Lake County Alternative School (LCAS) (pseudonyms are used for the school name and county where the school is located) was established in Fall 2011. This ongoing collaboration provides opportunities for Art Education students to teach art and work with at-risk middle and high school students. It also allows LCAS students, who otherwise have no coursework in art, the opportunity to work creatively with visual art media. In addition, Art Education students work toward meeting the Kentucky State Teacher Education field experience hour requirement of 200 contact hours in schools prior to clinical practice. LCAS students apply this art experience toward earning humanities credit.


Author(s):  
Adriana Berenice Valencia Álvarez ◽  
Jaime Ricardo Valenzuela González

Financial literacy is a combination of financial knowledge, attitudes and behaviors, key for making informed decisions and for solving financial problems. This descriptive study explored the applied, conceptual and procedural financial knowledge of 243 Mexican students via three financial knowledge tests. In addition, these students were surveyed about their financial behavior, their attitudes towards money, and their experience with money using a self-report questionnaire. The study aims to identify financial-education needs and gaps between school levels and systems. Therefore, the analysis focuses on the differences and similarities between two subgroups: (1) students in public and in private education, and between (2) middle school (ages 12 to 15) and high school students (ages 15 to 18). Middle school and high school students differed significantly only in their conceptual knowledge and in their financial experience, while public and private students showed statistical significant differences on their financial knowledge, behavior, attitudes and experience.


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