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Spectra Science
Grade 1
Spectra Science · Grade 1
4 chapters · 36 pages
Graded lesson
Unit 1
The Human Body
Learn
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2.1 Everybody Has a Body
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2.2 The Body's Framework
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2.3 Marvelous Moving Muscles
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2.4 Chew, Swallow, Squeeze, and Churn
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2.5 The Body's Superhighway
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2.6 Control Central: The Brain
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2.7 The Germ Fighters
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2.8 Five Keys to Health
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2.9 Eating Well for Your Body
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2.10 What a Complicated Network!
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Unit 2
Astronomy
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6.1 The Sun and Space
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6.2 The Earth and the Sun
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6.3 Stars
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6.4 Stargazing and Constellations
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6.5 The Moon
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6.6 Space Exploration and Astronauts
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6.7 Exploration of the Moon
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6.8 The Solar System, Part One
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6.9 The Solar System, Part Two
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Unit 3
The History of the Earth
Learn
Graded lesson
7.1 Our Home, Earth
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7.2 The Earth Inside-Out, Part One
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7.3 The Earth Inside-Out, Part Two
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7.4 The Earth Inside-Out, Part Three
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7.5 Minerals
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7.6 The Three Types of Rocks
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7.7 Fossils
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7.8 Dinosaurs
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Unit 4
Animals and Habitats
Learn
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8.1 What Is a Habitat?
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8.2 The Cold Arctic Habitat
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8.3 Life in the Sonoran Desert
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8.4 Animals of the Savanna
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8.5 The Temperate Forest Home
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8.6 Welcome to the Tropical Rainforest!
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8.7 Life in a Freshwater Habitat
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8.8 The Saltwater Ocean
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8.9 Protecting Living Things and Their Homes
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