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

What Are Floods — Reading Comprehension

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Grades
  • 3
  • 4
  • 5
Standards
  • NGSS 4-ESS3-2
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About This Reader

This engaging 250-word reading passage introduces fourth-grade students to floods as natural hazards, aligned with NGSS standard 4-ESS3-2 (ESS3.B: Natural Hazards). Students learn what floods are, how they form through heavy rain and melting snow, and why they matter to communities. The passage explains different types of floods, including flash floods that happen suddenly, and describes the real-world impacts on homes, infrastructure, drinking water, and farmland. Written at a Grade 4 reading level, the passage uses simple sentences and everyday vocabulary to build foundational understanding of this important Earth science concept. The resource includes audio integration for accessibility, a simplified differentiated version for struggling readers, Spanish translations of both versions, a comprehensive glossary of key terms, multiple-choice comprehension questions, writing activities that promote critical thinking, and graphic organizers to help students visualize cause-and-effect relationships. This complete educational package supports diverse learners while ensuring all students can access core science concepts about natural hazards and their impacts on human populations and the environment.

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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