prologue

act one

  • 1. Which glass now contains more of its original soda?
  • 2. Write down your guess.

act two

  • 3. Write down an explanation for your guess. Use pictures or symbols or anything that will be helpful for explaining your reasoning to somebody else.

act three

sequel

  • 4. What if the sodas didn't mix? What if you used oil and water? Would that change the answer?