Exploring the /oi/ Sound Through Engaging Exercises and Creative Homework Activities
- Ngechent

- Dec 21, 2025
- 3 min read
The /oi/ sound is a distinctive part of English pronunciation that often challenges both teachers and students. Recognizing and practicing this sound helps improve speaking clarity and listening skills. This blog post explores the /oi/ sound, its role as one of the important diphthongs in the English language, and offers practical exercises and creative homework ideas to make learning enjoyable and effective.

Understanding the /oi/ Sound and Its Place in English
The /oi/ sound is a diphthong, which means it combines two vowel sounds into one smooth glide. In English, diphthongs like /oi/ are common and add richness to pronunciation. This particular sound appears in many everyday words such as boil, coil, soil, toil, join, oil, voice, foil, spoil, noise, point, poison, moist, hoist, oink, avoid, toilet, doily, and void.
Understanding the /oi/ sound helps students recognize double sounds in English language, which can be tricky because they do not always follow simple spelling rules. For example, the words boil and soil both contain the /oi/ sound but start with different letters.
Practical Exercises to Master the /oi/ Sound
Teachers can use a variety of exercises to help students practice the /oi/ sound. These activities focus on listening, speaking, and writing skills.
1. Word Sorting
Create a list of words containing the /oi/ sound and others without it. Ask students to sort them into two groups. For example:
Words with /oi/: boil, coil, soil, toil, join, oil, voice, foil, spoil, noise
Words without /oi/: cat, dog, sun, pen, map
This helps students identify the sound in different contexts.
2. Sentence Reading Practice
Use sentences that include multiple /oi/ words to practice fluency and pronunciation. For example:
Avoid playing in the toilet.
The foil paper is soiled with oil.
Use the doily to preserve the moisture.
The pigs' oink sound filled the place with noise.
Reading these aloud helps students hear the diphthong clearly and practice the double sounds in English language.
3. Listening and Repetition
Play recordings of words and sentences containing the /oi/ sound. Students listen carefully and repeat. This exercise sharpens their listening skills and helps them imitate the correct pronunciation.
4. Fill-in-the-Blanks
Provide sentences with missing words that contain the /oi/ sound. Students fill in the blanks using a word bank. For example:
The ______ paper is soiled with oil. (foil)
The pigs' ______ sound filled the place with noise. (oink)
Use the ______ to preserve the moisture. (doily)
This reinforces vocabulary and sound recognition.

Creative Homework Ideas to Reinforce Learning
Homework can be a fun way to deepen understanding of the /oi/ sound. Here are some creative assignments that encourage students to apply what they have learned.
1. Word Hunt
Ask students to find and list 10 words from books, magazines, or around their home that contain the /oi/ sound. This encourages real-world application and expands vocabulary.
2. Sentence Creation
Have students write 5 original sentences using at least one /oi/ word in each. For example:
I like to boil water for tea.
The noise outside was very loud.
This activity builds writing skills and reinforces pronunciation.
3. Art and Sound Connection
Students can create artwork inspired by words with the /oi/ sound. For example, drawing a pig making an oink sound or a foil-wrapped sandwich. They then label their artwork with the related words. This links visual creativity with phonics learning.
4. Voice Recording
Encourage students to record themselves reading sentences with the /oi/ sound and share with the class or teacher. This builds confidence and allows for feedback on pronunciation.

Tips for Teachers to Support Learning the /oi/ Sound
Use multisensory methods: Combine listening, speaking, writing, and visual arts to engage different learning styles.
Repeat and review: Regular practice helps students internalize the diphthong and double sounds in English language.
Encourage peer learning: Pair students for reading and pronunciation practice to build confidence.
Provide clear examples: Use familiar words and sentences to make the /oi/ sound relatable.
Be patient and positive: Pronunciation takes time, and encouragement boosts motivation.













































































































































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