The Computer Programming for Everybody (CP4E) project, which aims to produce all the wonderful software and courses our students will be using, has its home page at http://www.python.org/cp4e/.
There's a Special Interest Group for Python in Education, with its own home page and mailing list at http://www.python.org/sigs/edu-sig/.
The home page for IDLE, the Interactive DeveLopment Environment for Python in Python, is at http://www.python.org/idle/.