Lesson Five — Proof?!

From: www.PlatonicSolids.info

Prep

- Read the play, Proof?! (see link on site: www.PlatonicSolids.info)
- Decide how much, if any of it, to share with your students.
- Make copies of the play for students.
- If you are feeling particularly ambitious, create props.

Procedure

- Ask students to read the play through to themselves.
- Assign parts and read the play as a class.
- Follow with a discussion of Euler’s formula and the play.
- Some other concept you may want to cover are as follows:
- Proof
- Logic
- Truth
- Thought experiment
- Definition
- Undefined terms
- Conjecture
- Theorem
- Lemma
- Counterexample
- Deduction
- Induction
- Argument
- Mathematics: invented or discovered?

- Consider giving a writing assignment about some major ideas in the play.