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Grade 2/Spelling Word Sort

🌀 R-Controlled Vowels Sort

Sort words by their r-controlled vowel pattern — ar, or, or er/ir/ur. Students discover that "r" changes the vowel sound, and that three different spellings (er, ir, ur) can make the same sound.
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Prerequisites
🌊 Vowel Teams Sort6 WS
Sort by vowel team.
ea/ee → Long E: read, feet  |  ai/ay → Long A: rain, day  |  oa/ow → Long O: boat, snow
Quick Tip
When a vowel is followed by "r", it makes a special sound. For example: "ar" in car, "or" in corn, and "er/ir/ur" all say the same sound as in her, bird, and fur.
Teacher Resources
Teaching Notes

Introduce r-controlled vowels as "bossy r" — the r takes over and changes the vowel sound. Key insight: er, ir, and ur all make the same sound (/ɜr/). The sort helps students see this explicitly.

Vocabulary
R-Controlled Vowel: A vowel followed by "r" that makes a special sound (e.g., "ar" in car, "or" in corn).
Bossy R: A nickname for r-controlled vowels — the "r" controls the vowel sound.
Common Mistakes
  • Confusing "or" in "word" — "word" actually has the er/ir/ur sound, not the or sound.
  • Treating er, ir, and ur as three different sounds — all three make the same /Éœr/ sound.
  • Forgetting that the vowel sound changes when followed by r (e.g., "a" in car ≠ short A).
Differentiation
SupportSay each word and ask "do you hear ar, or, or ur?" Have students circle the vowel+r pair before sorting.
ChallengeAsk students to find two more words for each category in a reading passage, then discuss why er/ir/ur all sound the same.
Discussion Questions
  • Why do you think er, ir, and ur all make the same sound?
  • How does "car" sound different from "cat"? What changed?
  • Can you think of a word where "or" does NOT make the /or/ sound? (e.g., word, work)
Extension Activities
  • Sort a new set of words found in a book — which r-controlled pattern do they use?
  • Write a sentence using one word from each category.
  • Find 3 words with "er", 3 with "ir", and 3 with "ur" — confirm they all rhyme.
Parent Tip

Tell your child that "r" is bossy — when it follows a vowel, it changes the sound completely. Practice saying: car, corn, bird — can you hear the difference?

Learning Path
Skill Cluster

Phonics & Word Study

Estimated Time

12 minutes

Skills Practiced
Identify r controlled vowelsDistinguish ar or er