Open the Bitesize health and growth activity. Explain to the children that they are going to help the boy survive for two days. Read the choices aloud.
Ask a child to use the cursor to select one of the choices to give the boy. Observe what happens.
Ask the children what they think will happen if the boy doesn't receive the item. Withhold the choice and observe what happens.
Work through the Bitesize health and growth quiz, involving a different child for each question.
Arrange the children in form groups, with a computer for each group.
Select and explain the activity as above.
Ask the children to choose to give the boy some water. What happens if he doesn't receive the water?.
Ask the children under what circumstances they feel thirsty. Work through a couple of the screens in this way.
When the children understand the activity, ask them to complete the rest of the experiment at their own speed.