Jim Simmons, in part: "The original question was about developing Activities for a classroom assignment, with the idea that these Activities could be widely distributed."
If (big IF) J will run on XO, "labs" is a built in feature of J. Ken Iverson had his stroke at 83 while at the keyboard composing a lab AFAIK. J is free: http://jsoftware.com Gerry _______________________________________________ IAEP -- It's An Education Project (not a laptop project!) IAEP@lists.sugarlabs.org http://lists.sugarlabs.org/listinfo/iaep