This cartoon comes from the site: http://www.conceptcartoons.com

• Look at the picture and think about the three different opinions given by the children. Why do they think the way they do?

• Open the Forum
• Write your comment on the childrens ideas; so explain why the children have their own opinion.
• Compare your ideas with the ideas of your fellow and comment on each others explanations.
• Discuss which each other.
• Formulate final questions you need to answer before you can choose the right opinion.

• Open the box “Experience” and do the experiments.
• Try to answer the questions with the support of the new information.
• Open the Forum
• Answer the questions and discuss with your fellow about the right answers.

• Choose together with your fellow the right opinion and formulate arguments to support your choice!