Curated OER
Astronomer Research
Learners discover the contributions of early astronomers and scientists. In this research skills lesson, students research electronic and print sources about Galileo Galilei, Aristarchus, Hipparchus, Claudius Ptolemy, Nicholas...
Curated OER
Universal Proportions: Earth and Moon
Students create scale models of Earth, the Moon, and the distances within the universe. Working in groups, they construct their models of Earth and the Moon on a scale of 50:1 and calculate how far apart to place their models. They...