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2.1 All About Plants (Life Science) 2.2 All About Animals (Life Science) 2.3 How Plants and Animals Live Together (Life Science) 2.3 How Plants and Animals Live Together (Life Science) 2.5 Earth's Land, Air and Water (Earth Science) 2.6 Earth's Weather and Seasons (Earth Science) 2.7 Fossils and Dinosaurs (Earth Science) 2.8 Properties of Matter (Physical Science) 2.9 Energy (Physical Science) 2.10 Forces and Motion (Physical Science) 2.11 Sound (Physical Science) 2.12 Earth and Space (Space and Technology) 2.13 Technology in Our World (Space and Technology)