## Tower of Hanoi

The Tower of Hanoi puzzle is an engaging and challenging problem for middle school students and an application of exponential functions. It also is the setting for an elegant proof by mathematical induction that the minimum number of moves M to move n disks from one disk to another is given by M = 2^n - 1.

Here is a Java implementation of the same puzzle.
http://nlvm.usu.edu/en/nav/frames_asid_118_g_3_t_2.html?open=instruction...

## The Stroop Test

The Stroop Test is a fun and engaging way to collect numerical data for later analysis and display. From the flipchart: "In the Stroop Test, the participants are given a list of words, and are asked to say the colour of the word, and not the word itself ... Most people take longer to say the colour of the word when the colour of the word doesn't match the word itself."

## Introduction to Exponential Functions flipchart

This flipchart contains a number of investigations and activities to introduce exponential growth and exponential functions. It could do with some jazzing up - some pictures, etc. If you make any improvements to it, please share them using the [Contact Us] link on the home page.

## Baby Name Wizard flipchart

The Baby Name Wizard is a fascinating website that graphically displays the number of babies with different names over the years. You can easily track the popularity of different names. What do you think was the most common boy's name and most common girl's name in 1990?

Note that the website takes some time to appear as it has to download a lot of data. Be patient!

## World Clock

The World Clock is a one page flipchart that links to a website:
http://www.peterrussell.com/Odds/WorldClock.php

It continously updates information such as world population, births, deaths, number of cars produced, number of barrels of oil produced. A wonderful discussion starter for a number of maht topics including time series data and rates of change (regression).

## Roulette flipchart

This is a flash-based flipchart that can be used as an introduction to probability. It is based on a casino game, so permission to use it should be sought from the Head of Department or the Principal.

## Mad Minute - Mental Percent Questions

Mad Minute is a quick warm-up and review, typically taking one to two minutes. This MM reviews mental percent questions. You can use this as a template to create more Mad Minute pages. If you do, please submit them to the website!

## The Case of the Missing Square

This is an ActivBoard flipchart. Can you solve the case of the missing square? Hint: Use your knowledge of gradients to help you.

## Pythagorean Theorem Resources

This ActivBoard flipchart contains a variety of pages about the Pythagorean Theorem.

## Pi Resources

A series of flipchart pages to enhance learning about pi.