"Bezier Curves" технология CLIL

Subject:

Computer science

Lesson Topic:

Bezier Curves

Class:

seventh

Date:

June 12, 2017

Duration:

2Х45

Location:

Kokshetau

Author: Alexandr Ivanets

Amount

present:

3

absent:

0

Lesson aims - content:

Students should be able add and edit figure with help Bezier curve.

Students should be able to use the documentation to study the program.

Lesson aims - languagy:

Students should know and apply the following words and terms:

Bezier Curves, control points, start points, end points, nodes, smooth point, corner point

Students should know and apply the following phrase and words:

very useful, handles, note that there, cusp

Expected results -content:

All students will be able to: Add figures with help Bezier curve

Most students will be able to: Add and edit figure with help control point

Some students will be able to: Get complex drawings

Expected results - language:

All students will be able to: Define certain new terms

Most students will be able to: Define most new terms and certain new phrases

Some students will be able to: Define all new terms and new useful phrases

Necessary equipment and devices:

Smartboard, computer, presentation

Additional resources:

http://tavmjong.free.fr/INKSCAPE/MANUAL/html/index.php

Сourse of the lesson

Stages

Procedure

Notes

Stage 1 (introduction)

Warm-up: “Circle of joy”

Slide 1

Stage 2 (activating previous knowledge of students)

Pupils solve a crossword puzzle:

Annex 1

Slide 2

Stage 3 (expanding knowledge and specific language)

Terms: Bezier Curves – Кривая Безье, control points – управляющие точки, start points – начальные точки, end points – конечные точки, nodes - узлы, smooth point – точки с гладким преломлением, corner point - точки с острым преломлением.

New phrases and words:

very useful – очень полезно, handles – ручки (рычаги), note that there – обратите внимание, cusp – острый выступ

Slide 3

Stage 4 (practising functional language)

Work in groups: Students get information by reading the text. The text is illustrated and divided into simple parts. During the reading, stops are made. Attention is drawn to new words. They are shown in bold or underline.

Annex 2

Stage 5 (Practicing new knowledge)

Students carry out a practical task.

Basic skills that students should demonstrate:

• Edit figure with help control point;

• Add new point;

• Change point type (smooth point corner point)

Annex 3

Stage 6 (reflection)

Students choose 1-2 sentences and finish them

• Today I learned ...

• It was difficult…

• I realized that ...

• I could ...

• It was interesting to know that ...

• I was surprised ...

• I wanted to ...

Choose 1-2 sentences and finish them

Today I learned ...

It was difficult…

I realized that ...

I could ...

It was interesting to know that ...

I was surprised ...

I wanted to ...

5

3

2

4

6

1

Step 1. Select “draw-path”

Add figure with help Bezier curve

Step 2. Select “tool-node-editor”

Edit figure with help control point

Step 3. Continue editing the shape

Step 4. Add new point

Step 5. Add new shapes

Step 6. Continue editing the shapes

Step 7. Free drawing (during the allotted time)