Learning tasks: assumptions and definition
Comparing teaching tasks and learning tasks
Learning tasks as part of a complete design
Four types of learning tasks
The power of action:"The verb's the thing"
Principles to guide design
The art of leading learning tasks
Time and the learning task
Checkpoint: reviewing concepts through examples
Matching tasks to the group: one size does not fit all
Tasks for distance learning and the Internet
Using learning tasks: twenty reasons and twenty principles.