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How could you send a secret message to someone far away?
Lights & Sounds Unit | Lesson 5 of 6

How could you send a secret message to someone far away?

Lights & Sounds Unit | Lesson 5 of 6
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# Extensions

Below are ideas for extending this topic beyond the activity and exploration you just completed.

  • Lesson Assessment : Open-ended drawing/writing prompt.
  • Readings: Three readings explore the history and importance of traffic lights
  • Video & Reading: Readings and videos about the firefly, an insect that produces light
  • Activities: Create secret codes to share with your friends.
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# Readings: Traffic Lights

These Common-Core-aligned readings are free with registration on ReadWorks. All include comprehension questions.

  • This short reading reviews how traffic lights work and how to safely cross an intersection. (Grade K).

  • This short reading tells of the invention of the modern traffic light by Garrett Morgan, an African American inventor. (Grade 1)

  • For more advanced readers, this reading tells of Garrett Morgan’s inventions. (Grade 2)

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# Video & Reading: Fireflies
  • It’s a Firefly Night by Dianne Ochiltree tells the story of a girl chasing the bugs and putting them in her jar. Don’t miss the fascinating facts about fireflies at the end! This online book is free with registration on Epic! (Ages 4-6)

  • This episode of SciShow Kids will tell you everything you want to know about fireflies.

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# Extension Activities: Secret Codes
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Grade 1

Properties Of Light & Sound

Light, Communication, & Engineering

1-PS4-4

3646 reviews

Activity Prep

Print Prep

In this lesson, students practice using light to communicate information. In the activity, Secret Signals, students work in pairs to build a device that solves the problem of communicating over a distance. They send secret messages to one another using light and colored markers.

Preview activity

Exploration

17 mins

Wrap-Up

3 mins

Grade 1

Properties Of Light & Sound

Light, Communication, & Engineering

1-PS4-4

3646 reviews
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