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FOSS Third Edition Sun, Moon, and Planets

The Sun, Moon, and Planets Module focuses on Earth's place in the solar system. Students collect and analyze shadow data. Students make and interpret a model of the Earth, Moon, and Sun system as well as observe changes in the Moon's appearance over time.

Students will:

  • Observe and compare shadows during a school day.
  • Relate the position of the Sun in the sky to the size and orientation of an object's shadow.
  • Use celestial models to explain day and night.
  • Observe and record changes in the Moon's appearance every day for a month.
  • Analyze observational data to discover the sequence of changes that occur during the Moon's phase cycle.
  • Make and interpret a model of the Earth, Moon, and Sun system.
  • Record and display the organization of the solar system graphically.
  • Identify several constellations as stable, predictable patterns of stars.
  • Use models to build explanations.
  • Use tools to collect and analyze data to develop logical conclusions about planetary objects in the sky.


  • Investigation 1: Sun and Earth
  • Investigation 2: Earth's Moon
  • Investigation 3: Solar System
  • Investigation 4: Patterns in the Sky

A Complete Kit includes:

  • Investigations Guide
  • Teacher Resources
  • 32 Science Resource books
  • Nonconsumable equipment
  • Consumable materials for two class uses

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