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Latin Numbers — Numerī

Third graders learn to count in Latin from ūnus to quīnque (1 to 5) — the roots of English words like “unicorn” (one horn), “duet” (two), and “triangle” (three angles)!

Grade 3Numerī40 minutes1 class periodClassical LanguagesExplicit teaching4 StandardsACL
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Lesson at a Glance

Everything you need before the bell rings

Learning Objectives

Students will be able to…

  • ✓Count 1 to 5.
  • ✓Say each number.
  • ✓Spot roots in English.
  • ✓Count in Latin.
Essential Question

Ūnus, duo, trēs… Latin numbers are hidden in English words! Can you count from one to five in Latin?

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Lesson Phases
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Vocabulary Terms
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Standards Aligned
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Interactive Task
Put in Order · Interactive

Order the Numbers

Project this and have students put the Latin numbers in order, ūnus to quīnque.

🔢 Put the numbers in order — 1 to 5!Try it
Tap ūnus (1) first!
The Lesson · Classical Flow (Warm-Up · Present · Practice · Speak · Reflect)

40 minutes, five moves

Tap any phase to open the teacher moves and student actions.

1

Warm-Up — Hidden in English

4 min

Latin numbers are hidden in English words — can you count to five in Latin?

👩‍🏫 Teacher Moves

  • Count on fingers.
  • Ask how to say them.
  • Set the goal.

🎒 Student Actions

  • Count.
  • Guess.
  • Get ready.
2

Present — Numerī

10 min

Students learn.

👩‍🏫 Teacher Moves

  • Present ūnus to quīnque.
  • Say them aloud.
  • Note “unicorn, triangle.”

🎒 Student Actions

  • Listen.
  • Repeat.
  • Note it.
3

Practice — Order Them

11 min

Students practice.

👩‍🏫 Teacher Moves

  • Send students to Order the Numbers.
  • Put them in order.
  • Say them aloud.

🎒 Student Actions

  • Order.
  • Say.
  • Explain.
4

Speak — Speak

10 min

Students speak.

👩‍🏫 Teacher Moves

  • Count objects in Latin.
  • Say your age.
  • Ask a partner.

🎒 Student Actions

  • Count.
  • Say it.
  • Ask.
5

Reflect — Reflect

5 min

Students close.

👩‍🏫 Teacher Moves

  • Count to five.
  • Name a number.
  • Complete the exit ticket.

🎒 Student Actions

  • Count.
  • Name it.
  • Complete the exit ticket.
Standards Alignment

Built to the standards you report on

Aligned to the Standards for Classical Language Learning (ACL/ACTFL, Introductory).

ACL
Communication 1.2

Interpretive: understand numbers.

ACL
Connections 3.1

Connect to math.

ACL
Comparisons 4.2

Find Latin roots in English.

ACL
Communication 1.1

Interpersonal: count aloud.

Differentiation

One lesson, every learner

Multilingual Learners

ELL / EMERGING READERS
  • Number cards 1-5.
  • Sentence frame: “___ is ___.”
  • Count together.

Support & Access

IEP / 504
  • Start with ūnus to trēs.
  • Count on fingers.
  • Repeat aloud.

Stretch & Extend

GIFTED / EARLY FINISHERS
  • Count to decem (10).
  • Find number roots (uni-, tri-).
  • Use Roman numerals.
Materials

What to gather

  • 📽️Screen / board
  • 🔢Number cards
  • 💻Order the Numbers
  • 🗣️Audio
  • ✏️Pencils
  • 🎫Exit-ticket slips
Vocabulary

Key terms — hover for a quick definition

numerusnumberūnusoneduotwotrēsthreequattuorfourquīnquefivesexsixdecemten
Evaluate

Exit Ticket

Preview the three formative checks. Tap “Sample answer” to see what mastery looks like — hide them before you print for students.

QUESTION 1
What comes FIRST when counting in Latin?
Ūnus (one).
QUESTION 2
What does “trēs” mean?
Three.
QUESTION 3
What does “quīnque” mean?
Five.

Reflect: numerī.

Have students count from one to five in Latin (ūnus, duo, trēs…). A printable numbers sheet is in the World Languages library.

Study · Flashcards

Study the key terms

Tap a card to flip it, then rate whether you knew it. Built from this lesson’s vocabulary.

🃏 Latin Numbers (Numerī)Flip
Card 1
Term
Tap to flip →
Meaning
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Nice work!

Practice · Quiz

Check your understanding

A quick self-check with instant feedback, drawn from this lesson’s key terms.

📝 Latin Numbers (Numerī)Quiz
Score: 0
1 / 6
Question 1
0%

Nice work!

Practice · Worksheet

Printable worksheet

A print-and-go review sheet with a built-in answer key. Tap “Show answer key” to reveal answers, or print the clean version for students.

🖨️ Latin Numbers (Numerī)Print
Name: ________________________
Date: ____________

Part A · Write the word that matches each meaning

Word bank: decem, duo, numerus, quattuor, quīnque, sex, trēs, ūnus
  1. number
  2. four
  3. five
  4. one
  5. six
  6. two
  7. three
  8. ten

Part B · Show what you learned

  1. What comes FIRST when counting in Latin?
  2. What does “trēs” mean?
  3. What does “quīnque” mean?
Answer key — Part A: 1) numerus · 2) quattuor · 3) quīnque · 4) ūnus · 5) sex · 6) duo · 7) trēs · 8) decem
Part B: 1) Ūnus (one). 2) Three. 3) Five.