PROJECT AIMS:	Develop ICT-based models and test predictions by changing variables and rules. Review and modify ICT models to improve their accuracy and extend their scope. Explore and interpret collected data in order to draw conclusions.
LINKS:	8.4 teacher wiki | 8.4 assessment grid
Task 1	Interrogating a Model
Task 2	Making a Model
Task 3	Absolute References
Task 4	Variables and random numbers
Task 5	Assessment task: Evaluating a model
Record Sheet	A sheet for self and teacher evaluation