Over the half term some pupils will have completed their 10 day self-isolation period following a positive test and in general pupils will have been mixing with fewer other pupils.
Dros yr hanner tymor bydd rhai disgyblion wedi cwblhau eu cyfnod hunan ynysu 10 diwrnod yn dilyn prawf positif ac yn gyffredinol bydd disgyblion wedi bod yn cymysgu â llai o ddisgyblion eraill.