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Little Knight Number Sprint

Number Sprint

Practice recognizing numbers in 1 minute. Designed for pre-k through 1st grade.

Create a practice grid

Generate a randomized number naming fluency grid.

Number range

Number Naming Fluency Practice

Read as many numbers as you can in 1 minute.

Tap the last number the student read, then enter how many numbers they named incorrectly.

Numbers read 0
Correct per minute 0
Accuracy —
Time is up — great job!

Learn more about this activity

  • Early number sense predicts later math achievement

    Early number identification is a strong predictor of how children perform in mathematics years later. Number identification is a quick, reliable window into the broader skill of number sense, and appears in many early numeracy screeners.

  • Automatic number recognition frees up thinking

    The more quickly a student can identify a number, the more quickly their brain can focus on the quantity that number represents. As number identification becomes automatic, more cognitive resources can be allocated to skills like computation and calculation.

  • A few minutes of number practice can make a difference

    In a quick, one minute assessment, we can get a good idea of a student’s automaticity in naming numbers. A full cycle of generating a number grid, running the timer, and recording the child’s score takes about two minutes, which makes daily practice realistic.

How to use Number Sprint

  1. Choose a number range. Select 1–9, 1–20, or 1–100 based on what your child is learning.
  2. Generate a practice grid. The numbers are randomized each time.
  3. Have your child name the numbers aloud. Start the one-minute timer and work across each row.
  4. Record the results. Mark the last number reached and any errors. The tool calculates the score.
  5. Practice again later. Look for progress over time rather than focusing on a single score.

Which Number Range Should We Use?

  • 1–9: A good starting point for preschool and early kindergarten.
  • 1–20: Useful as children learn teen numbers in kindergarten and first grade.
  • 1–100: Appropriate as children begin working with two-digit numbers and place value.

If your child slows down when moving to a larger range, that's okay! Return to a range where they are accurate, build confidence and automaticity, and try again later.

A note about scores

The tool reports:

  • Numbers correct per minute — how many numbers your child named correctly.
  • Accuracy — the percentage of attempted numbers named correctly.

If your child is accurate but slow, they may simply need more practice. If they make many errors, focus on learning the numbers rather than practicing for speed.

Important: Number Sprint is a practice tool, not a formal math assessment. Its scores should not be used for screening, placement, or educational decisions.

Frequently Asked Questions

Want to Learn More?

Many of the resources below are drawn from the Science of Reading and Dyslexia Toolkit on the Indiana Learning Lab, developed in partnership with the Indiana Department of Education.

For Families:

For Educators:

Why It Works

Research supports explicit instruction and practice in alphabet knowledge. Learning letter names also helps children connect letters with the sounds they represent. Letter naming is one piece of early literacy learning and works best alongside instruction in letter sounds, phonemic awareness, and decoding.

References

Clarke, B., & Shinn, M. R. (2004). School Psychology Review, 33(2), 234–248.
Duncan, G. J., et al. (2007). Developmental Psychology, 43(6), 1428–1446.
Jordan, N. C., Kaplan, D., Ramineni, C., & Locuniak, M. N. (2009). Developmental Psychology, 45(3), 850–867.

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