Number Words 1-20 Worksheets

These free printable worksheets help kindergarten and 1st grade students learn to read, write, and recognize number words from 1 to 20. Each worksheet focuses on a different skill:

Each worksheet is available as an instant-download PDF — no signup needed. Perfect for homework, centers, or summer review.

Writing numbers in words worksheet for 1 to 20
Write the Numbers 1–20 In Words

Write the word for each number from 1 to 20. Numbers are listed in order, so it’s easy to follow. Good for first-time practice.

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Tracing number words worksheet: dotted words "one", "two", ..., "twenty" for handwriting practice
Tracing Number Words 1 to 20

Kids trace each number word twice. For example: “one”, “two”, up to “twenty”.

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Number Words 1-20 Worksheet Printable
Number Words 1–20 Worksheet (Two-Way Practice)

Part 1: Write the word for each number (8 → ).

Part 2: Write the number for each word (“fifteen” → ).

Checks if kids understand both directions.

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Matching worksheet: circle the correct number for each word
Match Number Words to Numbers

Match each word like “twelve” to the correct number by circling it. No writing needed, just recognition.

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Counting worksheet: color the correct number of circles for words like "five"
Counting Number Words Worksheet

Color the right number of circles to match each word. For example, for “five”, color five circles. Connects words to real amounts.

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Number words word search (1-20)
Word Search: Number Words 1-20

Find and circle number words like “eleven”, “seventeen”, and “twenty” in a puzzle grid. Reinforces spelling in a playful way.

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Want more? Try my full collection:
Number Word Search Puzzles (1–20, 1–100, and more)

Don’t stop here — there’s more to explore!
Check out these related categories:
Printable Math Worksheets Numbers and Their Names Free Math Worksheets Worksheets Number Words Worksheets