MATH DEVELOPMENT ALBUM
2.2 RED AND BLUE RODS
MATERIALS:
A graduated set of the rods, each of which is 2-1/2 centimeters to one meter: each rod being 10
centimeters longer than the preceding rod. The first decimeter and every alternate decimeter on every
rod is red while the intervening decimeters are blue.
CONTROL OF ERROR:
Color and Length--irregular progression.
AIM:
Learning the verbal number names and their quantities from 1 to 10.
PRESENTATION:
Day 1--Naming
1. Do Three Period Lessons to first three rods.
Day 2--Naming and Counting
1. Ask the child if he remember the number been taught on Day 1 or not.
2. If the child remember, let him count the rod by using .three fingers touching the rod softly.
3. If he forget some of them, use Three Period Lessons to teach him.
NOTE:
1. Count slowly.
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