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Posture & Screen Ergonomics

Eighth graders learn to protect their back, neck, and eyes in a screen-heavy world. Good posture, a smart screen setup, movement breaks, and backpack safety prevent strain. They explore each habit, then fix their own setup.

Grade 8Posture & Screen Ergonomics45 minutes1 class periodSHAPEExplicit teaching4 StandardsSHAPE
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Lesson at a Glance

Everything you need before the bell rings

Learning Objectives

Students will be able to…

  • ✓Set up a healthy screen spot.
  • ✓Sit with good posture.
  • ✓Take movement breaks.
  • ✓Carry a backpack safely.
Essential Question

How do you protect your body from screen and posture strain?

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Lesson Phases
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Vocabulary Terms
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Standards Aligned
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Interactive Task
Explore · Interactive

A Healthy Setup

Project this and tap each. Have students explore posture and ergonomics habits.

🪑 Explore a healthy setup — tap eachTry it

The Lesson · Health & PE Flow (Warm-Up · Learn · Practice · Apply · Cool-Down)

45 minutes, five moves

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

1

Warm-Up — Slouch Check

5 min

How is your posture right now — tall or slouched?

👩‍🏫 Teacher Moves

  • Notice your posture.
  • Sit up tall.
  • Set the goal.

🎒 Student Actions

  • Notice.
  • Adjust.
  • Get ready.
2

Learn — Posture & Ergonomics

11 min

Students learn.

👩‍🏫 Teacher Moves

  • Send students to A Healthy Setup.
  • Tap each habit.
  • Note breaks every 30 minutes.

🎒 Student Actions

  • Tap each.
  • Say.
  • Note it.
3

Practice — Practice

13 min

Students practice.

👩‍🏫 Teacher Moves

  • Adjust a screen to eye level.
  • Sit tall with feet flat.
  • Do a quick stretch break.

🎒 Student Actions

  • Adjust.
  • Sit.
  • Stretch.
4

Apply — Apply

11 min

Students apply.

👩‍🏫 Teacher Moves

  • Fix your study setup.
  • Set a break reminder.
  • Check your backpack.

🎒 Student Actions

  • Fix.
  • Set.
  • Check.
5

Cool-Down — Cool-Down

5 min

Students close.

👩‍🏫 Teacher Moves

  • Name a good-posture habit.
  • Say why breaks help.
  • Complete the exit ticket.

🎒 Student Actions

  • Name one.
  • Say it.
  • Complete the exit ticket.
Standards Alignment

Built to the standards you report on

Aligned to the SHAPE America National Standards for Health Education and Physical Education.

SHAPE
HE.1

Explain how posture and ergonomics affect health.

SHAPE
HE.7

Practice healthy posture habits.

SHAPE
PE.4

Apply body mechanics safely.

SHAPE
HE.5

Make choices that prevent strain.

Differentiation

One lesson, every learner

Multilingual Learners

ELL / EMERGING READERS
  • Posture before/after cards.
  • Frame: “a healthy setup has ___.”
  • Demonstrate good posture.

Support & Access

IEP / 504
  • Start with sitting tall.
  • One habit at a time.
  • Use pictures.

Stretch & Extend

GIFTED / EARLY FINISHERS
  • Audit your whole workspace.
  • Design a break schedule.
  • Teach a posture tip.
Materials

What to gather

  • 📽️Screen / board
  • 🪑Chairs / desks
  • 💻A Healthy Setup
  • 🎒A backpack
  • 📓Notebooks
  • 🎫Exit-ticket slips
Vocabulary

Key terms — hover for a quick definition

posturehow you hold your bodyergonomicssetting up for a healthy bodyeye levelscreen top near your eyesslouchpoor, rounded posturemovement breakstanding/stretching to resetstrainstress on muscles or eyesneutral spinea healthy, supported backbackpack safetycarrying a load correctly
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
Where should the top of your screen be?
Near eye level, about an arm’s length away.
QUESTION 2
How often should you take a movement break?
About every 30 minutes.
QUESTION 3
Name a backpack safety tip.
Wear both straps and keep the load light, close to your back.

Cool-down: posture & ergonomics.

Have students fix their study setup and set a break reminder. A printable ergonomics checklist is in the PE & Health 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.

🃏 Posture & Screen ErgonomicsFlip
Card 1
Term
Tap to flip →
Meaning
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Practice · Quiz

Check your understanding

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

📝 Posture & Screen ErgonomicsQuiz
Score: 0
1 / 6
Question 1
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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.

🖨️ Posture & Screen ErgonomicsPrint
Name: ________________________
Date: ____________

Part A · Write the word that matches each meaning

Word bank: backpack safety, ergonomics, eye level, movement break, neutral spine, posture, slouch, strain
  1. poor, rounded posture
  2. carrying a load correctly
  3. a healthy, supported back
  4. stress on muscles or eyes
  5. standing/stretching to reset
  6. how you hold your body
  7. screen top near your eyes
  8. setting up for a healthy body

Part B · Show what you learned

  1. Where should the top of your screen be?
  2. How often should you take a movement break?
  3. Name a backpack safety tip.
Answer key — Part A: 1) slouch · 2) backpack safety · 3) neutral spine · 4) strain · 5) movement break · 6) posture · 7) eye level · 8) ergonomics
Part B: 1) Near eye level, about an arm’s length away. 2) About every 30 minutes. 3) Wear both straps and keep the load light, close to your back.