Teaching Python
Practice
Practice
Practice
Grading takes time
Algorithms can be tricky
Think you've got it but miss a key element
Writing basic programs can be boring
Good programming requires the ability to use basic algorithms without having to think about them.
Need a tool
makes students want to practice
keeps students interested
doesn't add tons of grading to my workload
allows students to practice and get instant feedback
Textbook
Think Python
Allen B. Downey
http://www.greenteapress.com/thinkpython/thinkpython.html
Content & 
Assignment Collection
http://www.keytoschool.com/
Projects
Adventure Game
Students
15-18 yrs old
No previous experience
Introduction to programming
Guido van Robot
http://gvr.sourceforge.net/
Hosted by
Danny Whittaker
International Community School
TurtleWorld