What are plural nouns and how are they formed in Class 4 grammar?

Plural nouns show more than one item and are often formed by adding -s or -es.

What are the tricky rules for forming plurals?

Words ending in -y, -f, or -o have special plural forms like “babies,” “wolves,” “tomatoes.”

Why do kids confuse singular and plural nouns?

They may struggle with irregular plurals or miss context clues in sentences.

Class 4 Singular and Plural Nouns Grammar Worksheet

Plural Power: Mastering Singular and Plural Nouns for Class 4

This worksheet helps Class 4 learners confidently convert singular nouns into their plural forms. Through simple rules, categorized exercises, and a variety of spelling patterns, children gain mastery over both regular and irregular plural forms.

Why Singular and Plural Nouns Matter in Grammar?

This topic helps learners:
1. Build correct sentence structure by understanding number agreement.
2. Apply spelling rules for regular and irregular noun forms.
3. Improve writing accuracy and vocabulary development.
4. Lay a strong foundation for subject-verb agreement and more advanced grammar.

What’s Inside This Worksheet?

This colorful, rule-based worksheet includes five structured noun exercises:

✍️ Exercise 1 – Add -s to Make Plurals
Students change regular singular nouns (e.g., *cat*, *book*) to their plural forms by simply adding **-s**.

📦 Exercise 2 – Add -es for Special Endings
Learners change words ending in -ch, -sh, -x, -s, or -o to plurals using **-es** (e.g., *box → boxes*).

✏️ Exercise 3 – Change 'y' to 'ies'
Nouns ending with consonant + **y** (e.g., *lady*, *story*) are transformed to their correct plural forms by changing **y to ies**.

🍃 Exercise 4 – Change 'f' or 'fe' to 'ves'
This activity teaches how to pluralize nouns like *leaf → leaves* or *knife → knives* by replacing **f/fe with ves**.

🧠 Exercise 5 – Irregular Plural Forms
Students complete a table converting tricky nouns like *child → children* and *mouse → mice* that don’t follow a rule.

✅ Answer Key (For Parents & Educators)

Exercise 1 – Add -s
1. cats
2. books
3. pens
4. chairs
5. apples
6. dogs
7. cars
8. toys
9. flowers
10. bags

Exercise 2 – Add -es
1. boxes
2. dishes
3. tomatoes
4. churches
5. buses
6. foxes
7. glasses
8. brushes
9. mangoes
10. matches

Exercise 3 – Change y to ies
1. babies
2. stories
3. ladies
4. ponies
5. cities
6. armies
7. parties
8. berries
9. flies
10. puppies

Exercise 4 – Change f/fe to ves
1. knives
2. leaves
3. wolves
4. calves
5. shelves
6. loaves
7. thieves
8. lives
9. wives
10. halves

Exercise 5 – Irregular Plurals
1. children
2. men
3. women
4. teeth
5. feet
6. mice
7. geese
8. oxen
9. lice
10. people