Introduction to the Floss Rule

Which set shows the letters most often doubled at the end of a word by the Floss Rule?

• M, N, R, sometimes Y

• B, D, G, sometimes J

• F, L, S, sometimes Z

• T, P, K, sometimes V

Fill in the blank with the exact word: The Floss Rule applies when a word has one syllable and a ______ vowel sound.

Choose the word that follows the Floss Rule and should end with a doubled final letter.

• bell

• maze

• leaf

• tool

You are writing the word for a quick run: "sprint" or "hopping" do not fit. Decide whether the word "buzz" needs a doubled final letter using the Floss Rule. Explain your reasoning in two sentences.

Which set lists only one-syllable words?

• follow, cliff, open

• off, bell, pass

• well, music, safe

• open, music, follow

A short vowel sound is heard in which word?

• miss

• safe

• nice

• feel

Write the floss-rule ending for this clue: one-syllable word, short vowel, ending with s — kis_.

Which spelling follows the Floss Rule for a one-syllable word with a short vowel before the final consonant?

• Clas

• Clahs

• Claz

• Class

Fill in the blank with the correct doubled letters: bu__ (one-syllable word with short u sound).

Choose the word that should NOT double the final consonant because it does not fit the Floss Rule.

• Beach

• Cuff

• Bell

• Off