MENU / EARTH / WATER / FIRE / AIR     EARTH   Contents   Skills 1. Earth   Supposing 2. Living organisms   Perceiving differences 3. Inanimate matter   Classifying 4. Ecosystems   Relating 5. Nature reserves   Distinguishing causes and ends 6. Landscapes   Describing 7. Crops   Valuing differences 8. Waste   Finding out 9. Natural resources   Using criteria 10. Consumption   Identifying assumptions © Grup IREF 2003, with the support of the European Commission, DG XXII (Socrates/Comenius 3.2) [ print ]