if I were to teach single nouns to grade/class 4 I would would first prepare my activities accordingly to the capabilities of my students that I would already know.
1.This group will will be focusing on 5 single nouns by learning how to spell it using the single letter cards and learning the meaning of the these 5 single nouns
2.This group will look around the classroom and think of 5 single nouns. Write them down .Write the plural form beside them.
3.This group will match 5 pictures with 5 single nouns that the teacher has prepared .Discuss the pictures and tell a sentence for each picture orally
4.This group will fill in blanks .There will be 5 single nouns to put in the right space. They will orally say the sentence to each other.
5 This group will write a sentence each using the 5 single nouns. Discuss the ,
meaning before they write their sentences.
The above tasks are the different tasks provided to the children ,which the teacher in grade 4 would have grouped them into. The teacher will roam around and ask variety of questions and help out too. She can assign a leader in each group to help the rest of the group before she /he helps the groups