Curated OER
Perimeters: Which Constellation is the Longest?
High schoolers use diagrams of the constellation Orion and the constellation Ursa Major which show the distances between the stars of the constellations. They calculate the perimeters of each, find the average distance of the stars for...
K5 Learning
Sun, Stars and Moon
Learners read about the objects we see in our night and day skies before answering five short answer comprehension questions.