pH 4: Activity

Sometimes playing games in class isn't a bad thing. Science sleuths evaluate and calculate pH and pOH with an online resource. They then manipulate concentration information and relate it during a series of puzzles.

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Instructional Ideas
  • Use the interactive for extra pH practice
  • Incorporate a discussion of strong versus weak acids and bases into the lesson, then have the class identify the strengths of the solutions from their calculations
Classroom Considerations
  • Allow calculators if learners are having difficulty estimating the pH and pOH values
  • If you plan to do the activity online, schedule time in the computer lab
Pros
  • The resource includes online and paper delivery options for versatility
  • Challenging puzzles are fun and engaging
Cons
  • None