Board Practice

Basic Technology J.S.S 1 Second Term

WEEK 8

Board Practice

Performance Objectives

Students should be able to:

1. Define Board practice
2. Fix the drawing sheet to the Board
3. Sharpen Pencils to conical point and knife-edge

Content

Board Practices

Setting up the Board

Drawing instruments and materials required for good board practice are listed below:

Drawing board, Tee-square, Set-square (30⁰, 60⁰, 45⁰ angles), Compass, Dividers, Protractor, French curves, Drawing pencils (HB and 2H), Eraser and Drawing paper.

Procedures for Setting Drawing Paper on the Board

Step 1: Place the drawing board conveniently on the table with the straight edge to the left-hand side.Step 2: Place the drawing paper on the board, leaving equal space…