Capitalization Rules

What is capitalization?

Capitalization means using capital, or upper-case, letters. We have a number or rules about specific words that start with a capital letter in sentences, such as the days of the week, months, proper nouns, names, titles and the first letter of a sentence.

Here’s a basic guide for kids learning about capitalization: M.I.N.T.S.

Capitalization rules - MINTS

Capitalization rule 1: M for Months

We capitalize the names of months, and the days of the week.

For example:

My favorite month is September.

This capitalization page for grade 1 students contains worksheets for students to practice just that.

Grade 1 capitalization of months and days worksheets

Capitalization rule 2: I for the letter I

When the speaker refers to himself or herself, the word "I" is always capitalized, no matter where the letter I appears in a sentence.

For example:

Bob and I ran down the hill.

Capitalization rule 3: N for Names

People, places and specific things start with a capital letter.

For example:

Frank has gone to visit his friend Raj in Orlando.

In grade 2, students work on capitalizing names.

Grade 2 proper nouns capitalization worksheets

Capitalization rule 4: T for Titles

In titles of books, movies, pieces of art, brand names the title is always capitalized.

For example:

Charlotte’s Web is my favorite book.

This grade 2 capitalization worksheets helps students practice capitalizing titles.

Capitalizing titles worksheets for grade 2 students

Capitalization rule 5: S for the Start of sentences

Every sentence starts with a capital letter. It doesn’t matter if the previous sentence ends with a period, question mark or exclamation mark. The next sentence always starts with a capital letter.

For example:

We are going for a walk in the forest.

This kindergarten worksheet starts the youngest students with learning to capitalize the first letter of sentences.

Capitalizing letter at start of sentences worksheets

Kindergarten to grade 5 worksheets on capitalization

Capitalization is so important to learn, that the curriculum covers the topic in every grade throughout elementary school.

We have summarized our free capitalization worksheets by grade in this section.