1.  ReadTheory

URL: https://readtheory.org

Key Features:

• Adaptive reading comprehension exercises
  
  

• Automatic level adjustments based on student performance
  
  

• Instant feedback and detailed progress reports
  
  

• Wide range of fiction and nonfiction texts
  
  

Classroom Use:
Teachers can assign reading tasks suited to individual student levels, making it ideal for differentiated instruction. Students read short passages and answer comprehension questions, helping develop inference and critical thinking skills. Teachers can track performance to identify learning gaps and provide targeted support.

2. Newsela

URL: https://newsela.com

Key Features:

• Real-world news articles rewritten at multiple reading levels
  
  

• Includes quizzes, annotations, and writing prompts
  
  

• Covers subjects like science, social studies, and current events
  
  

• Integrates with Google Classroom for easy assignment tracking
  
  

Classroom Use:
Teachers can assign the same article at different reading levels to support mixed-ability classrooms. Students practice reading strategies using authentic content and can complete comprehension questions or participate in debates and written reflections on article topics.

3. CommonLit

URL: https://www.commonlit.org

Key Features:

• Free library of literary and informational texts for grades 3–12
  
  

• Standards-aligned comprehension questions and discussion prompts
  
  

• Features like guided reading mode, translation, and audio support
  
  

• Available in English and Spanish
  
  

Classroom Use:
CommonLit helps teachers introduce complex texts with built-in scaffolding. Students engage with high-interest reading passages and answer comprehension and critical thinking questions. The platform supports individual and whole-class reading activities, homework, or formative assessments.