September 26, 2015
|
By Sanayya Sohail

Lesson plan

Add a Prefix!

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Students will be able to identify prefixes, determine the meaning of words with prefixes, and use words with prefixes in sentences.

(5 minutes)
  • Tell your students that they will learn about prefixes today.
  • Ask your students if they know what a prefix is. Have them turn and talk to a partner, and then share with the whole group.
(10 minutes)
  • Tell your students that a PrefixIs a word that is added to the beginning of a word and changes the meaning of the word.
  • Explain that some examples of prefixes are re, dis, mis, un and pre.
  • Tell them that "re" means again. An example of a word that contains this prefix is "retry." Explain the meaning of "try" and then the meaning of "retry".
  • Tell them that "dis" and "un" mean not. Examples of words that contain these prefixes are "disorganized" and "undo." Explain the meanings of the words.
  • Tell your students that "mis" means wrong. An example of a word that contains this prefix is "misunderstood." Explain the meaning of "understood" and show how it changes when the prefix is added. Discuss the meaning of the new word.
  • Tell your students that "pre" means before. An example of a word that contains this prefix is "pretest." Ask a volunteer to help explain the meaning of the new word.
  • Write the meaning and examples of the prefixes on the board. Ask students to restate the meanings of the examples to a partner.
(15 minutes)
  • Pick a student and ask him to think of a word that has a prefix.
  • Have the student come up and act out the word.
  • Ask the rest of the class to guess the word and identify the prefix.
  • Repeat the activity with the rest of the class.
  • Write the words that the students act out on the board.
  • Tell your students that they cannot act out a word that has already been done.
(15 minutes)
  • Tell your students to each write five sentences that contain a word that could be changed to a word with a prefix.
  • An example could be, “I took a test yesterday." The sentence could be changed to, "I took a pretest yesterday."
  • Tell your students to use each prefix at least once.
  • Put students into partnerships and have them share their sentences. Prompt them to explain the meaning of the new word with the prefix and how it changed the sentence.
  • Enrichment:Ask advanced students to write stories that contain at least ten prefixes. Have them write and illustrate the meanings of the words with prefixes.
  • Support:Ask struggling students to read a short storybook, then identify and write down all the prefixes in it. Have them orally explain the meanings of the words with prefixes.
(10 minutes)
  • Ask your students to identify and circle the prefixes on the Can You Find the Words with Prefixes? worksheet.
(5 minutes)
  • Divide your students into five groups.
  • Assign each group a prefix and have them write as many words as they can that start with that prefix. Then, have them choose 1 to share with the class, sharing the meaning of the base word and then the meaning of the new word with the prefix.

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