Lesson Notes By Weeks and Term - Senior Secondary 1

Lettering: Types and styles of lettering

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TERM – 1ST TERM

WEEK FIVE

Class: Senior Secondary School 1

Age: 15 years

Duration: 40 minutes of 5 periods each

Date:

Subject: Technical Drawing

Topic: LETTERING: TYPES AND STYLES OF LETTERING

SPECIFIC OBJECTIVES: At the end of the lesson, pupils should be able to

I.) Define lettering                          

II.) Identify and discuss the types and styles of lettering in Technical drawing.

III.) Describe the stages of construction of letters

IV.) Identify the qualities of good lettering.

INSTRUCTIONAL TECHNIQUES: Identification, explanation, questions and answers, demonstration, videos from source

INSTRUCTIONAL MATERIALS: Videos, loud speaker, textbook, pictures,

INSTRUCTIONAL PROCEDURES

PERIOD 1-2

PRESENTATION

TEACHER’S ACTIVITY

STUDENT’S

ACTIVITY

STEP 1

INTRODUCTION

The teacher explains the meaning of lettering and discuss the types and styles of lettering in Technical drawing.

Students listens attentively to the teacher                                                                         

STEP 2

EXPLANATION

Teacher discusses the stages of construction of lettering and the good qualities of good lettering.

Students exhibit attentiveness and active engagement

STEP 3

NOTE TAKING

The teacher writes a summarized

note on the board

The students

copy the note in

their books

 

NOTE

LETTERING: TYPES AND STYLES OF LETTERING

Lettering refers to the precise, standardized method of adding text to drawings to convey information such as dimensions, labels, titles, and notes. It plays a crucial role in communicating technical details clearly and accurately.

Types and Styles of Lettering in Technical Drawing

1. Architectural Lettering: Architectural lettering is characterized by clear, uniform strokes and block-like forms. It is commonly used in architectural drawings for annotations, labels, and titles.

2. Engineering Lettering: Engineering lettering is known for its precise, angular strokes and consistent spacing. It is often used in engineering drawings for dimensions, notes, and annotations.

3. Stencil Lettering: Stencil lettering features simple, geometric forms with uniform stroke widths, making it easy to reproduce using stencils. It is commonly used in technical drawings for labeling and marking.

Stages in the Construction of Letters

  1. Skeleton: The basic framework or skeleton of the letter is sketched, outlining its overall proportions and alignment within the drawing.
  2. Strokes: Straight, uniform strokes are drawn to define the main features of the letter, ensuring consistency in stroke width and angle.
  3. Details: Additional details such as serifs, terminals, and diagonal strokes are added to complete the letterforms, following specific guidelines and standards for technical drawing.
  4. Refinement: The letters are refined through careful adjustments to spacing, size, and alignment to ensure clarity and legibility within the drawing.

Qualities of Good Lettering

  1. Clarity: Good lettering in technical drawing should be clear and easily readable, even at small sizes or from a distance.
  2. Consistency: Consistent stroke widths, proportions, and spacing are essential for maintaining uniformity and coherence throughout the drawing.
  3. Precision: Lettering in technical drawing must be precise and accurately aligned to convey information reliably and avoid misinterpretation.
  4. Legibility: Each letter should be distinguishable and legible, with clear differentiation between characters to prevent confusion.

EVALUATION: 1. What is lettering?

  1. Briefly describe the types and styles of lettering in Technical drawing.
  2. Mention 3 stages of construction of letters

CLASSWORK: As in evaluation

CONCLUSION: The teacher commends the students positively