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What Are Signals
Interactive passage with audio narration, comprehension questions, and printable PDF.
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- Format
- Interactive (Online), Printable (PDF)
- Grades
- 345
- Subjects
- scienceelareading
- Standards
- NGSS 4-PS4-3
- Languages
- English, Spanish
What's included
Reading passage
Reading comprehension
Audio narration
With word word highlighting
Comprehension quiz
Auto-graded
Writing activity
Open-ended response
Glossary & flashcards
Vocabulary practice
Differentiated version
Adapted for varied levels
Spanish translation
Bilingual support
About this reader
This engaging 250-word reading passage introduces fourth-grade students to the foundational concept of signals as described in NGSS standard 4-PS4-3 and Disciplinary Core Idea PS4.C. Students discover that a signal is a pattern used to send messages through light, sound, or other waves. The passage uses relatable examples like traffic lights, sirens, phone notifications, and Morse code to help students recognize signals in their everyday lives. Written at an appropriate Grade 4 reading level, the passage includes bolded vocabulary terms with immediate definitions and concrete analogies. The content builds foundational understanding without overwhelming students with complex details, preparing them for hands-on investigations and classroom discussions. Audio integration supports diverse learners by providing text-to-speech functionality, making the content accessible to all students. Accompanying activities include multiple-choice comprehension questions, writing prompts, and graphic organizers that reinforce key concepts about how signals work and why they matter in communication and safety.
Written by Workybooks TeamPublished by Workybooks
Preview
Sample passage and quiz content
Who it's for
Perfect for the way you teach
Teachers
- Build comprehension skills
- Auto-graded quiz
- Differentiated reading
Parents
- Read together at home
- Improve fluency
- Quiet reading time
Homeschoolers
- Reading curriculum support
- Independent practice
- Track Lexile growth
Topics
signalslight patternssound patternscommunicationwavestraffic lightsNGSS 4-PS4-3physical science grade 4
