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KnovaKNOVA — A free reading app with curriculum-aligned passages on History & Science for Grades 3-8

How Does Wi-Fi Work — Reading Comprehension

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Grades
  • 3
  • 4
  • 5
Standards
  • NGSS 4-PS4-3
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About This Reader

This 250-word reading passage introduces fourth-grade students to the science behind Wi-Fi technology, aligned with NGSS standard 4-PS4-3. Students discover how Wi-Fi uses invisible radio waves to transmit information between devices without physical wires. The passage explains that routers convert digital information into radio wave signals that travel through the air at the speed of light. Devices receive these electromagnetic waves through antennas and convert them back into digital information visible on screens. The text addresses how walls and distance can block or weaken Wi-Fi signals, providing real-world context for this everyday technology. Audio-integrated features support diverse learners by allowing students to listen to the passage while reading along. The passage uses age-appropriate vocabulary and includes bolded key terms with immediate definitions. Students explore the concept that digitized signals sent as wave pulses can encode and transmit information, a fundamental principle of modern communication technology. Accompanying activities include multiple-choice comprehension questions, writing prompts, and graphic organizers that reinforce understanding of how wireless communication works. This resource helps students build foundational knowledge about electromagnetic waves and information transfer, preparing them for hands-on investigations and class discussions about wireless technology in their daily lives.

Perfect For:

👩‍🏫 Teachers
  • • Reading comprehension practice
  • • Auto-graded assessments
  • • Literacy skill development
👨‍👩‍👧‍👦 Parents
  • • Reading practice at home
  • • Comprehension improvement
  • • Educational reading time
🏠 Homeschoolers
  • • Reading curriculum support
  • • Independent reading practice
  • • Progress monitoring

Reading Features:

📖
Reading Passage
Engaging fiction or nonfiction text
Comprehension Quiz
Auto-graded questions
📊
Instant Feedback
Immediate results and scoring
📄
Printable Version
Download for offline reading
🔊
Read Aloud
Voice-over with word highlighting

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