1. T-Think about the order of the natural world 2. E- Explore system of objectives and organism for themselves 3. A- Ask simple questions about natural phenomenon that can lead to investigation 4. C- Collect data and gather information that are relevant to the question 5. H- Hear how others make sense of the data and information 6. E- Explain and defend their own understanding of natural phenomenon 7. R- Reflect on their understanding and that of others, clarify, elaborating and justfying ideas, connecting evidence, knowledge and conclusion, dealing witj misunderstandings and linking what they have discovered to other domain and other subject.