Informatics in school №02’2013

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Journal «Informatics in school» №2’2013

№ 2 (85)  March 2013

Contents of issue

COMPETITION INFO-2012

Sinitsina E. V.

А FAMILY TREE AND THE BINARY NUMBER SYSTEM

The article describes an example of project and research activity of students, which widely use interdisciplinar y connections of informatics with biology, mathematics, history, drawing. A new way of building a family tree is given, its practical creation in the graphic editor is considered. It’s described how this method for constructing a family tree allows to visualize some aspects of the binary number system.

Keywords: project, project activity, research activity, interdisciplinary connections, biology, family tree, how to build a family tree, tree cut down, number system, binary number system.

LESSONS OF COMPUTER SCIENCE

Sozontova V. M.

ERUDITE DOMINO

The article presents the informatics lesson for fifth grade, which summarizes and fixes initial knowledge of students about computer devices and their functions. The examples of students’ creative project activity are given: erudite domino, poetic domino, bingo and test. The students’ work is an interesting teaching material for informatics lessons.

Keywords: project, project activity, computer devices and their functions, keyboard , domino, bingo, examination, assessment.

Sidorenko O. S.

LESSON ON THEME “TRANSLATION NUMBERS FROM BINARY TO DECIMAL AND BACK”

The article presents an informatics lesson on number systems. In the process of studying the translation algorithm of binary number to decimal and back the main attention is focusing on the elements of gaming technology, which allow to fill the stages of updating and learning new material not only educational, but also developmental and educational potential.

Keywords: number system, translation algorithm of binary number to decimal and back, year of creating and author of binary system.

METHODICAL PIG BANK

Kuznetsova K. V.

METHODICS OF TEACHING THEME “NUMBER SYSTEMS” IN THE BASIC COURSE OF INFORMATICS

The article presents the methods of teaching the theme “Number Systems ”, thematic planning of the lessons on the subject, as well as book of tasks with solutions, which offers tasks to transfer numbers from one system to another and to use arithmetic operations in different number systems.

Keywords: informatics, methods of teaching informatics, number system, thematic planning, binary arithmetic, book of tasks.

Molodik T. A.

INFORMATICS WORKBOOK ON THEME “NUMBER SYSTEMS”

The article presents a workbook entitled “Number Systems” intended for a more in-depth study of the theme. It can be used as teaching material and to test the knowledge of students.

Keywords: number system, alphabet of number system, power of alphabet, numbers, radix, positional number system.

Garipova R. M.

PROJECT ACTIVITY ON INFORMATICS LESSONS WITH THE USE OF THE PROGRAMMING ENVIRONMENT SCRATCH

The article considers the possibility and ways of implementation of project activity at informatics lessons with the programming environment Scratch. The program of teaching programming in Scratch, designed for two years of training — in the fifth and sixth grades — are given as well as goals and tasks, thematic planning and requirements for student knowledge.

Keywords: informatics, programming, project, project activity, thematic planning, Scratch.

TASKS

Schetsova O. V.

USING A RANDOM NUMBER GENERATOR ON INFORMATICS LESSONS IN V—VI CLASSES

The article presents a methodology for the study random number generator to create images using graphic operators of programming language on informatics lessons in V—VI classes.

Keywords: basics of programming, graphics operators of programming language, random number generator.

Petrosyan V. G., Gazaryan R. M., Nagorov A. L.

ELEMENTS OF PROBABILITY THEORY AT INFORMATICS LESSONS: “HEADS” OR “TALES”?

The article suggests using random number generator to introduce the idea of “probability of event” into a school course: mathematical probability and statistical probability. This mater ial can be used both at informatics lessons and at the integrated lessons of maths and informatics. The Basic programs are given as well as the recommendations how to work in class.

Keywords: mathematical probability, statistical probability, probability theory, elements of probability theory at school, random number generator, laboratory work.

COMPUTER SCIENCE IN PRIMARY SCHOOLS

Khir’yanova I. S., Odintsova Yu. V.

LESSONS ON THEME “UNDERSTANDING POWERPOINT”

The article presents two informatics lessons, which playfully introduce students to the basic features of PowerPoint.

Keywords: PowerPoint, presentation, diagnosis, interdisciplinary connections.

ENTERTAINING COMPUTER SCIENCE

Zagidullin N. R.

NINE ENTERTAINING TASKS

The article presents the entertaining tasks on different themes of informatics course.

Keywords: informatics, entertaining, task.

 

 

 

 

 

 

 

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