KS3 Science Investigation inc variables and planning

This is 2 fully resourced lessons where KS3 build upto planning and carrying out an investigation into the dunkability of biscuits.

Lesson 1 - Variables revised and revisited with emphasis on identifying the three variables in different scenarios. Pupils then apply their understanding to begin to consider control variables for their own investigation.

Lesson 2 - Variables revisited and opportunities for class discussion into how we will ensure the controls are manipulated. Class then carry out the investigation before considering the type of data they have collected and how they would present that data.