Is It a Function? Task Card Activity – Graphs, Ordered Pairs, and Mapping Diagrams (8th Grade Math)

Looking for a low-prep, high-impact way to help your 8th grade students master the concept of functions? This "Is It a Function?" Task Card Activity is the perfect interactive resource to reinforce how to identify functions from different representations—including graphs, sets of ordered pairs, and mapping diagrams!

✅ What’s Included:

• 20 color task cards featuring:
  
  • Graphs (vertical line test practice)
    
  • Ordered pair sets (identifying repeated x-values)
    
  • Mapping diagrams (input/output relationships)
    

• Printable Student Response Sheet with space for justification
  
• Complete Answer Key for quick grading or self-checking
  
• Easy-to-follow Teacher Directions & User Guide
  

✨ Perfect For:

• Stations or centers
  
• Partner or group activities
  
• Independent practice
  
• Review before quizzes or assessments
  
• Sub plans – just print & go!
  

Skills Covered:

• Understanding the definition of a function
  
• Analyzing different types of relations
  
• Justifying reasoning using math vocabulary
  
• Practicing the vertical line test
  

Differentiation Tips Included! Support all learners with scaffolding suggestions and extension ideas to challenge advanced students.