Purposeful Design Grade 3 Science - 3rd ed.
Unit 1: Foundations
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1 Chapter 1 Science Practices
Unit 2: Life Science
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2 Chapter 2 Ecosystems
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3 Chapter 3 Fossils
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4 Chapter 4 Plant Variety
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5 Chapter 5 Life Cycles and Traits
Unit 3: Physical Science
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6 Chapter 6 Motion and Force
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7 Chapter 7 Simple Machines
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8 Chapter 6 Electric and Magnetic Forces
Unit 4: Earth and Space Science
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9 Chapter 9 Weather Factors
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10 Chapter 10 Watching Weather
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11 Chapter 11 The Solar System
Unit 4: Human Body
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12 Chapter 12 Designed for Movement
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13 Chapter 13 Designed for Health