Board Practice II
BASIC SCIENCE JSS1 second term
Sub-Theme: Drawing practice
Theme Materials and processing
Board practice 2
Students should be able to:
- Draw horizontal and vertical lines with tee-square and set-square
- Drawing border lines
Drawing horizontal lines with tee-square
All horizontal lines are drawn with the aid of the tee-square, usually from left to right, and rotating the pencil as the line is drawn. This ensures a uniform thickness of the line.
Drawing lines with set-square
The set-square is used sitting squarely on the tee-square to draw vertical lines. Angle lines, (inclined lines) are also drawn by the set-square turned in different directions depending on the desired angle.
The vertical strokes are made by finger movements and the horizontal strokes are made by pivoting.... View More
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