2.2 Free-hand sketching

• Meaning of free-hand sketching as used in Pre-Technical Studies
• Importance of free-hand sketching in communication
• Principles of free-hand sketching
• Proportion in free-hand sketches
• Sketching lines free-hand: horizontal, vertical, inclined and curved
• Box method of free-hand sketching
• Centre-line (centerline) method of free-hand sketching
• Hand-compass method of free-hand sketching
• Sketching 2D shapes and simple objects free-hand
• Hatching, cross-hatching, stippling and blending

• explain the principles of free-hand sketching
• identify techniques of free-hand sketching
• sketch lines using free-hand
• sketch 2D shapes using free hand
• appreciate the importance of free-hand sketching in communication

“Why is free-hand sketching important?”

The titles are open to everyone. Reading a lesson needs an account — sign in or create one.

1. Meaning of free-hand sketching
   40 min · 1 practice tasks · quiz
   What free-hand sketching means in Pre-Technical Studies: ideas on paper without a full instrument set.
2. Why free-hand sketching is important
   40 min · 1 practice tasks · quiz
   Importance of free-hand sketching in communication: cheap ideas, workshops, tailoring, sites and careers.
3. Principles of free-hand sketching
   40 min · 1 practice tasks · quiz
   Look more than draw, light then dark, proportion before detail, and arm strokes for long lines.
4. Proportion in free-hand sketches
   40 min · 1 practice tasks · quiz
   Comparing height to width and part to whole so a bottle stays a bottle and a jembe blade stays wide.
5. Sketching lines free-hand
   40 min · 1 practice tasks · quiz
   Practising horizontal, vertical, inclined and curved lines using ghosted whole-arm strokes.
6. Box method of free-hand sketching
   40 min · 1 practice tasks · quiz
   Identifying and using the box method: light rectangle, cut away, darken the object.
7. Centre-line method of free-hand sketching
   40 min · 1 practice tasks · quiz
   Using a ghost axis so both sides of a bottle, cup or badge match: the design's centerline method.
8. Hand-compass method of free-hand sketching
   40 min · 1 practice tasks · quiz
   Using a still pivot and a swinging pencil to sketch circles and arcs without a metal compass.
9. Sketching 2D shapes and simple objects
   40 min · 1 practice tasks · quiz
   Free-hand squares, rectangles, triangles, circles and ellipses, then simple objects as combinations.
10. Hatching, stippling, blending and why sketches matter
    40 min · 1 practice tasks · quiz
    Rendering techniques from the design, used on true shapes, and a recap of why free-hand sketching is important.