character: Nicolaus Copernicus
topic: Heliocentric Theory
grade: 3
subject: Science
LearnActions
SearchCreate
character: Galileo Galilei
topic: Support for Heliocentric Theory
grade: 3
subject: Science
LearnActions
SearchCreate
character: Johannes Kepler
topic: Planetary Motion and Heliocentric Theory
grade: 3
subject: Science
LearnActions
SearchCreate
character: Aristotle
topic: Geocentric Theory (Opposite of Heliocentric)
grade: 3
subject: Science
LearnActions
SearchCreate