Diphthong (oi) Worksheets

Free printable diphthong — oi phonics worksheets. Four practice activities: decodable passage, word sort, phrasing cards, and rapid naming chart.

Grade: 1st-2nd Phase 4: Vowel Teams & Advanced Pattern: OI diphthong
oil boil coil foil soil toil coin join point joint voice choice

1 Decodable Reading Passage

A short, decodable story embedding diphthong — oi words. Students read the passage then highlight all the target words.

Jon's Shiny Coin
Skill: Diphthong — OI  •  Sight Words: the, is, a, and, to, was, it, she, he, they, said, have, with, you, are, be
Jon's Shiny Coin coloring page illustration
Coloring page included in PDF
Jon did want to make a good cake for his mom. He had a plan. He had to get a box of mix. Jon had one coin. It was his last one! The coin fell, right into the moist soil by a big stone. "Oh, no!" Jon said. He did not want his plan to spoil. He took a long stick and put its end down. He saw the coin. He used the stick to coil the coin up and out. He did rejoice! "I can join them with a fine cake!" Jon said. He ran to the shop. He got the mix. His choice was a good one. He felt glad.
Circle or highlight all the OI diphthong words in the story above. How many did you find?
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2 Word Sort

Cut out the word cards and sort them into the correct columns: Real Words vs Nonsense Words.

Real Words
Nonsense Words
oil
boil
coil
foil
soil
toil
coin
join
point
joint
doiz
coiz
zoiz
foiz
toiz
goiz
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3 Phrasing Practice Cards

Practice reading these phrases for fluency. Cut out the cards and read them quickly and smoothly.

the oil on boil
a boil in coil
the coil and foil
a foil with soil
the soil on toil
a toil in coin
the coin and join
a join with point
the point on joint
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4 RAN Chart (Rapid Naming)

Read each word in the grid as quickly as you can. Time yourself and try to beat your best time!

Decodable RAN Chart — Diphthong — OI
point
oil
soil
oil
noise
noise
oil
spoil
point
point
soil
spoil
oil
noise
spoil
soil
Target words: oil, soil, point, noise, spoil
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📖 Decodable Readers

Printable mini-books for Diphthong — OI practice. Each reader includes a story + coloring page illustration.

← R-Controlled (ur) Worksheets View All Phonics Skills Diphthong (oy) Worksheets →

Free Printable Diphthong (oi) Worksheets

These free diphthong (oi) worksheets provide structured phonics practice for the OI diphthong. Activities include a decodable passage embedding target words in a fun story, a word sort activity to distinguish real and nonsense words, phrasing practice cards for fluency building, and a rapid naming (RAN) chart for automaticity. Each worksheet prints cleanly on standard US Letter paper.

For more early literacy resources, explore our sight word flashcards, tracing worksheets, handwriting worksheets, and coloring pages.