Mars Exploration: #1 Earth, Moon, and Mars Balloons
This activity allows the students an opportunity to construct a scale model of the Earth-Moon System, both in terms of planetary sizes and distances. In addition, students will make a scale model of Mars, and discover how far one might have to travel to visit the Mars.

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This activity can also be found in:
Quilt: Science Grades: 5-8: E1
Quilt: Mathematics Grades: 6-8: D5
Quilt: California Grades: 6-8: E2