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JSS3: BASIC TECHNOLOGY - 1ST TERM

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  1. Materials & Processing - Timber I | Week 1
    5Topics
    |
    1 Quiz
  2. Materials & Processing - Timber II | Week 2
    3Topics
    |
    1 Quiz
  3. Processing of Materials - Metals | Week 3
    5Topics
    |
    1 Quiz
  4. Processing of Clay, Ceramics and Glass | Week 4
    5Topics
    |
    1 Quiz
  5. Methods of Producing Plastics & Rubber | Week 5
    2Topics
    |
    1 Quiz
  6. Drawing Practice - Isometric Drawing | Week 6
    4Topics
    |
    1 Quiz
  7. Oblique Projection | Week 7
    2Topics
    |
    1 Quiz
  8. Orthographic Projection | Week 8
    4Topics
    |
    1 Quiz
  9. Perspective Drawing (One - Point Perspective Drawing) | Week 9
    4Topics
    |
    1 Quiz
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For this rough sketch, all you need is a pencil, an eraser, and a ruler.

a. Draw a Horizon line

Screen Shot 2021 09 27 at 2.50.25 PM

b. Choose the position of the single vanishing point, which can be any position on the line.

Screen Shot 2021 09 27 at 3.33.23 PM

c. Draw three squares, one above the horizontal line, one on the horizontal line, and one below the horizontal line. They can be of different sizes.

Screen Shot 2021 09 27 at 2.59.30 PM

d. Using a ruler or any straight object, connect the sides of squares to the vanishing point as shown below.

Screen Shot 2021 09 27 at 3.01.58 PM

e. To make the squares, cubes, draw lines parallel to lines of the square as shown below.

Screen Shot 2021 09 27 at 3.06.41 PM

f. We can choose to erase the horizontal line and the lines that connect to the vanishing point. We will end up with the image shown below. We can see the bottom of the first cube and the top of the third cube.

Screen Shot 2021 09 27 at 3.23.22 PM

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