• Number Reef Worksheets displaying 0-20 Number Sense activities with an underwater theme.
  • Worksheet for matching numerals, words, tally marks, dominoes, and 10-frames with 12.
  • Worksheets displaying numbers 0-20.
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Number Reef Worksheets

Number Reef Worksheets

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K – 1st

No prep

21 pages

Printable PDF

Dive into this captivating reef activity! It's a great way to get hands-on with 0-20 number sense: tally marks, dominoes, numerals, ten frames, and number words.

Easy to print

This is a PDF file formatted for standard printer paper, ready to print with no additional setup required. Check out our Printing Guide for more information.

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