Problem of the Month
All the Whos in Whoville
In Whoville they like to shake hands when they meet up with eachother. There are 100 Whos in Whoville, and at their annual spring barbeque they all show up. How many handshakes will be exchanged in Whoville? What percentage of the handshakes does the oldest Who, Wilbur, participate in?
Graph of the Month
Credit to Kelly Turner and her work on Graphs as tools to teach mathematics literacy. Click her for information about her and her work creating graph of the week problems for her students.