Step by step procedure

1. Select "Rock" from the Selection box. 
2. Determine the correct rock's name for selected rock which is available at the left bottom side.
3. If selected name is wrong re-attempt the selection. If selected name is right you will proceed to questionnaire based on rocks properties.  
4. Attempt all questions related to selected rock.
5. Click on the submit button and you will get the result with the correct properties of the selected rock.
6. You can re-attempt the questions to check correct answers.
7. After successful identification, select the another rock from select box and repeat the process until all the rocks get identified to complete the experiment simulation.