Once your students know the alphabet, teach them words. Then move on to constructing sentences. If they have a handle on sentence structure, give them this worksheet. Ask them to read the sentences and check the correct one.
Encourage your child to express their personality by writing stories. Show them this worksheet's short story about Robin Hood and read it slowly and carefully. Read it again if needed and ask the question below the story. This will help your child use their knowledge to answer it.