Learn on PengiVocabulary from Classical Roots (Book 5)Chapter 1: Lesson 1-3

Lesson 1: Going in Circles

Grade 3 students explore the Latin roots circ (around) and cycl (revolving) in this vocabulary lesson from Vocabulary from Classical Roots Book 5. Students learn eight words including circuit, circulate, semicircle, cycle, cyclone, recycle, and unicycle, building word meaning through root clues, synonyms, and context exercises. The lesson also introduces the number prefixes uni-, bi-, and tri- to extend understanding of word structure.

Section 1

The Root 'circ' - Going Around

Let's start with words that move 'around' things, all thanks to the root 'circ'.

Key Words

circuit (n.)circular (adj.)
circulate (v.)semicircle (n.)

📝Example Usage

  • An electrician was called to fix the faulty electrical circuit in the old house.
  • The teacher asked the students to arrange their chairs in a semicircle for the group reading activity.

🧠Memory Trick

  • The news about the new racing circuit began to circulate among the fans, who sat in a semicircle on the circular viewing platform.

Section 2

The Root 'cycl' - Revolving & Repeating

Now for words that are all about 'revolving' or repeating patterns, powered by the root 'cycl'.

Key Words

cycle (n.)cyclone (n.)
recycle (v.)unicycle (n.)

📝Example Usage

  • Every spring, the life cycle of a butterfly begins anew in our garden.
  • It is important to recycle paper and plastic to help protect the environment.

🧠Memory Trick

  • After the destructive cyclone passed, the town's life cycle returned to normal, and we could finally recycle the parts of a broken unicycle.

Book overview

Jump across lessons in the current chapter without opening the full course modal.

Continue this chapter

Chapter 1: Lesson 1-3

  1. Lesson 1Current

    Lesson 1: Going in Circles

    LearnPractice
  2. Lesson 2

    Lesson 2: Balancing Evenly

    LearnPractice
  3. Lesson 3

    Lesson 3: Moving Across and Between

    LearnPractice

Lesson overview

Expand to review the lesson summary and core properties.

Expand

Section 1

The Root 'circ' - Going Around

Let's start with words that move 'around' things, all thanks to the root 'circ'.

Key Words

circuit (n.)circular (adj.)
circulate (v.)semicircle (n.)

📝Example Usage

  • An electrician was called to fix the faulty electrical circuit in the old house.
  • The teacher asked the students to arrange their chairs in a semicircle for the group reading activity.

🧠Memory Trick

  • The news about the new racing circuit began to circulate among the fans, who sat in a semicircle on the circular viewing platform.

Section 2

The Root 'cycl' - Revolving & Repeating

Now for words that are all about 'revolving' or repeating patterns, powered by the root 'cycl'.

Key Words

cycle (n.)cyclone (n.)
recycle (v.)unicycle (n.)

📝Example Usage

  • Every spring, the life cycle of a butterfly begins anew in our garden.
  • It is important to recycle paper and plastic to help protect the environment.

🧠Memory Trick

  • After the destructive cyclone passed, the town's life cycle returned to normal, and we could finally recycle the parts of a broken unicycle.

Book overview

Jump across lessons in the current chapter without opening the full course modal.

Continue this chapter

Chapter 1: Lesson 1-3

  1. Lesson 1Current

    Lesson 1: Going in Circles

    LearnPractice
  2. Lesson 2

    Lesson 2: Balancing Evenly

    LearnPractice
  3. Lesson 3

    Lesson 3: Moving Across and Between

    LearnPractice