Diphthongs Lesson Plan for Elementary School

Instructor: Sharon Linde

Sharon has an Masters of Science in Mathematics and a Masters in Education

Use this fun lesson plan to teach your students about diphthongs. A text lesson is used for direct instruction and guides students through definition and practice before applying understanding to games and activities.

Learning Objectives

After this lesson, students will be able to:

  • define 'diphthong'
  • recognize and identify diphthongs in speech and text


1 hour


Key Vocabulary

  • Diphthong
  • Gliding
  • Monophthong

Curriculum Standards

  • CCSS.ELA-Literacy.L.4.2

Demonstrate command of the conventions of standard English capitalization, punctuation, and spelling when writing.

  • CCSS.ELA-Literacy.L.4.2.d

Spell grade-appropriate words correctly, consulting references as needed.

  • CCSS.ELA-Literacy.RI.4.4

Determine the meaning of general academic and domain-specific words or phrases in a text relevant to a grade 4 topic or subject area.

  • CCSS.ELA-Literacy.RI.4.1

Refer to details and examples in a text when explaining what the text says explicitly and when drawing inferences from the text.

Warm Up and Preparation

  • Write the words 'Stay' and 'Eight' on the board.
  • Divide students into partners and have them discuss what these words have in common, then share ideas as a whole class.
  • Explain that these two words have the same vowel sound but are spelled differently.
  • Tell students they will be learning about diphthongs. Share background knowledge and preview vocabulary.

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