Magnetic field around us

Earth's magnetic field in: pictures, experiments, presentations, films. Students will be making answers about: 1. Do you know magnetic field? 2. How are the sun affects the Earth? 3. Orientation of the animals in a magnetic field. 4. Impact on the health magnetic field (whether the magnetic field treated) ? 5. Earth's magnetic field changes (decreases). 6. Risks arising from the absence of Earth's magnetic field. 7. Vision 2012 - on the basis of literature and film "2012"