Letter 15 of 26
The letter O in braille
O is dots 1, 3 and 5.
Dots 1-3-5
Unicode ⠕ — U+2815
How to recognise it
Dots 1, 3 and 5 zigzag down the cell. o is e plus dot 3 — a useful pairing to drill, since both are extremely common letters.
How this cell is built
O belongs to decade 2. It is the letter e with dot 3 added — the same transformation applied to every letter in this decade.
edot 3o
Easily confused with
These letters differ from O by a single dot, which is where reading errors actually happen. Drill them against each other rather than in alphabetical order.
Practice words
Each word below starts with O, written in Grade 1 so every letter has its own cell.
old
open
over