What do lungs do? What organ helps us to breathe? What is the connection between respiratory system and digestive system? What is the effect of smoking to our lungs? What are the differences and the similarities of big and small intestine? How do the right and left lung work?

Wow, they have so many questions about body system. This week after having excursion, the students learning about respiratory system and at the end of the lesson they made conceptual questions (function, connection, change) about body system