Take the spelling test and see how well you know these words.
Both the /u:/ and /ju:/ ( oo and yoo ) sounds can be spelt as u e, ue and ew. If words end in the /oo/ sound, ue and ew are more common spellings than oo.
"I ran the trial with a small group of students over three weeks before the summer holidays," she says. "I quickly saw the benefits, and signed up."
King's Leadership Academy, Warrington