Thinkabara

🔬 4th Grade · Science4-PS4-3Unit 2: Waves & information

Sending patterns

Google Classroom

🎯 Objective: Students compare solutions that use patterns to transmit information (Morse code).

Lesson outline

  1. Morse code practice.
  2. Compare methods.
  3. Discuss.
  4. Exit: send a word.

Lesson 3 of 3 in this unit. In the Lesson Planner this lesson takes 1–3 class periods depending on your timetable: day 1 introduce & model, then practice, small-group reteach and a quick check.

📐 Standard

4-PS4-3

Next Generation Science Standards (NGSS), Grade 4 — typical US unit order

🏁 Unit goals

  • Model wave amplitude and wavelength
  • Model how light reflection lets us see
  • Compare ways to transmit information

✅ Check for understanding

End with the exit ticket in the outline. Sort answers into got it / almost / not yet and start the next lesson with a 5-minute reteach for the “not yets”.

Practice & resources on Thinkabara

🕵️ Secret code maker🦫 Encyclopedia: Science🦫 Kids encyclopedia⚡ Capy Live class quiz

🗓️ Plan the whole year like this

Add 4th Grade Science to your free Lesson Planner: enter your timetable once and every period shows the next lesson, skipping weekends and school breaks.

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More lessons in “Waves & information”

  1. Wave models
  2. Seeing with reflected light
  3. Sending patterns

Something to improve in this lesson? Tell us.