secrets-of-3-board-tic-tac-toe-numberphile

# Interactive video lesson plan for: Secrets of 3-Board Tic-Tac-Toe - Numberphile

#### Activity overview:

X-Only Misere Version!
More links & stuff in full description below ↓↓↓

Previous video: https://youtu.be/ktPvjr1tiKk
Extra discussion: https://youtu.be/v494yltz_7I
Featuring Thane Plambeck. More at: http://www.notakto.com (app based on this) and paper on the game and its mathematics: http://arxiv.org/pdf/1301.1672v1.pdf

Dots and Boxes: https://youtu.be/KboGyIilP6k
Connect Four: https://youtu.be/yDWPi1pZ0Po
Graham's Number: https://youtu.be/HX8bihEe3nA
Eight Queens: https://youtu.be/jPcBU0Z2Hj8
Knight's Tour: https://youtu.be/ab_dY3dZFHM

Correction from Thane: The configuration with two X's, one in a corner and one in the middle, is a "b" and not a "b^2". It's at 5:24 in the video.

Support us on Patreon: http://www.patreon.com/numberphile

NUMBERPHILE
Website: http://www.numberphile.com/
Subscribe: http://bit.ly/Numberphile_Sub

Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile

Numberphile T-Shirts: https://teespring.com/stores/numberphile
Other merchandise: https://store.dftba.com/collections/numberphile

Tagged under: numberphile,Tic-tac-toe (Game)

Clip makes it super easy to turn any public video into a formative assessment activity in your classroom.

Add multiple choice quizzes, questions and browse hundreds of approved, video lesson ideas for Clip

Make YouTube one of your teaching aids - Works perfectly with lesson micro-teaching plans

Play this activity

1. Students enter a simple code

2. You play the video

3. The students comment

4. You review and reflect

* Whiteboard required for teacher-paced activities

## Ready to see what elsecan do?

With four apps, each designed around existing classroom activities, Spiral gives you the power to do formative assessment with anything you teach.

Quickfire

Carry out a quickfire formative assessment to see what the whole class is thinking

Discuss

Create interactive presentations to spark creativity in class

Team Up

Student teams can create and share collaborative presentations from linked devices

Clip

Turn any public video into a live chat with questions and quizzes

### Spiral Reviews by Teachers and Digital Learning Coaches

@kklaster

Tried out the canvas response option on @SpiralEducation & it's so awesome! Add text or drawings AND annotate an image! #R10tech

Using @SpiralEducation in class for math review. Student approved! Thumbs up! Thanks.

@ordmiss

Absolutely amazing collaboration from year 10 today. 100% engagement and constant smiles from all #lovetsla #spiral

@strykerstennis

Students show better Interpersonal Writing skills than Speaking via @SpiralEducation Great #data #langchat folks!