SCIENCE - Grade 4 DEMO1. Welcome to Electricity  How Does Electricity Work? • Simple Circuits • Build Your Own Circuit • Summary 2. The Power of MagnetismHow a Magnet Works • Magnets and Electricity • Experimenting with Magnets • Summary 3. Energy and Living ThingsLiving Systems • Producers and Consumers • Decomposers • Summary 4. Life in an EcosystemIt's All Connected • Inside Ecosystems • Habits in a Habitat • Summary 5. Rocks and MineralsRock or Mineral? • Three Big Rock Groups • Be a Rock and Mineral Detective • Summary 6. The Changing Shape of EarthWeather and Earth • Erosion Explosion • Summary 7. Think Like a ScientistThe Scientific Method • Measuring and Estimating • You Can Be a Scientist • Summary | |
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