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Spache Readability Score

נוסחת הקריאות של Spache נותנת ציון לטקסט מול רשימת מילים מוכרות ברמת יסוד.

לא מותאם לעברית

הכלי כויל לאנגלית (וכמה שפות קרובות). תוצאות בעברית עשויות להיות בלתי משמעותיות.

מתי להשתמש

Use Spache for any text aimed at K-4 readers — primary readers, beginning ESL, picture books, learn-to-read content. It's the formula educators most often request for grade 4 and below.

השוואה

Spache and Dale-Chall both use familiar-words lists, but Spache targets younger readers (K-4) and Dale-Chall targets grades 4+. Use Spache for primary, Dale-Chall for everything else.

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איך זה עובד

The Spache Readability Formula was developed in 1953 specifically for primary-grade text (K-4).

It scores against a list of approximately 1,000 words familiar to elementary readers, combined with sentence length: grade = 0.121 × avg sentence length + 0.082 × % unfamiliar + 0.659.

Best used to evaluate beginning readers, picture books, and ESL primary material. Above grade 4, switch to Dale-Chall.

נוסחה

שאלות נפוצות

When should I use Spache vs. Dale-Chall?

Spache for K-4 reading material. Dale-Chall for grade 4+. They use different familiar-words lists.

Why are some common words flagged unfamiliar?

The Spache list dates to 1953 — modern children's vocabulary may not match. Suffix stripping helps but isn't perfect.

What's a good Spache score?

Grade 1-2 for early readers, 3-4 for primary independent reading. Above grade 4, use a different formula.

דוגמה מעשית

קלט

"The dog ran fast across the green field."

פלט

Spache grade 1.4 — primary.

All eight words are in the Spache familiar-words list and the sentence is short. Suitable for grade 1–2 readers.

מלכודות נפוצות

  • Spache is calibrated only up to grade 4; above that, switch to Dale-Chall.
  • The familiar-words list is from 1953 — modern children's vocabulary may not match.
  • Proper nouns are flagged as unfamiliar by default.
  • A few unusual words on a short sample swing the score dramatically.

כלים קשורים

שלח משוב

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