Khan Academy
Khan Academy: Introduction to Singular and Plural Nouns
Learn the difference between singular and plural nouns.
Khan Academy
Khan Academy: Apostrophes and Plurals
There is *one* extremely rare case in which we use apostrophes to make things plural. David and Paige, KA's resident grammarians, discuss this unusual case.
Khan Academy
Khan Academy: Irregular Plural Nouns Foreign Plurals
You don't need to know how to speak Latin and Greek in order to understand English, but some words in English come from those languages. It's helpful to know how some Greek and Latin words change from singular to plural.
Khan Academy
Khan Academy: Bonus Video Origin of the Mutant Plural
Why does 'goose' become 'geese' and 'foot' become 'feet'? David the Grammarian and Jake the Linguist explain.
Sophia Learning
Sophia: Irregular Plurals
This slideshow tutorial is an introduction to some of the most common irregular plurals and some ways to help memorize them.
Sophia Learning
Sophia: Parentheses: Lesson 2
This lesson introduces parentheses and how they are used. It is 2 of 18 in the series titled "Parentheses."
Sophia Learning
Sophia: Parentheses: Lesson 5
This lesson introduces parentheses and how they are used. It is 5 of 18 in the series titled "Parentheses."
Sophia Learning
Sophia: Plurals Often Treated as Singular: Lesson 2
This lesson goes over singular words that are often misused as plurals. It is 2 of 2 in the series titled "Plurals often treated as Singular."
Sophia Learning
Sophia: Common Issues With Apostrophes
This lesson explores common errors made with apostrophes and how to correct them.
Texas Education Agency
Texas Gateway: Irregular Plural Nouns: No Nonsense Grammar
While plural nouns often indicate more than one of something with a simple "s" or "es," irregular plural nouns do not. They change the word entirely. Elf becomes elves, tooth becomes teeth.
Expansion Learning
Expansion Learning: Plural Nouns With Special Endings
Video provides students with instruction on learning plural nouns with special endings.
Expansion Learning
Expansion Learning: Nouns Ending in Ies
Video provides students with instruction on learning plural nouns ending in -ies.
Expansion Learning
Expansion Learning: Plural Nouns Ending in Es
Video provides students with instruction on plural nouns ending in -es.