Phonics vs whole-word reading: what is the difference?
The difference between phonics and whole-word (look-and-say) reading, why most schools teach phonics first, and how sight words still fit in.
Short answer
Phonics teaches children the sounds letters make so they can decode any new word. Whole-word (look-and-say) teaches children to recognise words as complete shapes. Phonics is the approach most English-speaking school systems now teach first, because it gives a child a strategy for words they have never seen before — but a small set of memorised high-frequency words is still useful alongside it.
Why decoding scales and memorising does not
A child who can blend sounds can attempt any regular word, including ones nobody has taught them. A child relying on word shapes can only read the words they have already memorised, so the method runs out as texts get longer.
That is the core practical difference, and it is why a decoding strategy is taught first.
Where sight words still help
English has common words that do not follow the usual patterns — said, one, was, the. Children learn these as wholes so that early sentences read smoothly. That is a small supporting list, not a replacement for decoding.
Signs your child is guessing rather than decoding
Watch for a child who reads 'horse' as 'pony', glances at the picture before the word, or reads the first letter and invents the rest. These are all signs to slow down and go back to sound-by-sound blending.