When is the 's' sound spelt with 'sc'?Some words have a silent 'c', here are some examples:ScienceSceneCrescentFascinatingCan you think of any more?Start activityJavaScript is required to view this activity.Where next?When is the 'sh' sound spelt with 'ch'?When is the 'i' sound spelt with a 'y'?Discover more KS2 English videos and activitiesFind more primary resources from BBC Bitesize