Khan Academy
Khan Academy: Cosmology and Astronomy: Season Simulator
This season simulator takes Earth through an entire year cycle allowing the viewer to observe the tilt of the Earth and the intensity of the sunlight.
PBS
Nova: History of the Universe
This interactive timeline provides information on the big bang as well as other major events of universe evolution. It also provides predictions about the universe's future.
Curated OER
Unesco: Tanzania: Kondoa Rock Art Sites
On the eastern slopes of the Masai escarpment bordering the Great Rift Valley are natural rock shelters, overhanging slabs of sedimentary rocks fragmented by rift faults, whose vertical planes have been used for rock paintings for at...
Curated OER
Unesco: India: The Jantar Mantar, Jaipur
The Jantar Mantar, in Jaipur, is an astronomical observation site built in the early 18th century. It includes a set of some 20 main fixed instruments. They are monumental examples in masonry of known instruments but which in many cases...
Curated OER
Unesco: Japan: Hiraizumi Temples, Gardens, Archaeological Sites
Hiraizumi - Temples, Gardens and Archaeological Sites Representing the Buddhist Pure Land comprises five sites, including the sacred Mount Kinkeisan. It features vestiges of government offices dating from the 11th and 12th centuries when...
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Nicolaus Copernicus
Nicolaus Copernicus (February 19, 1473 - May 24, 1543) was the first astronomer to formulate a scientifically based heliocentric cosmology that displaced the Earth from the center of the universe. His epochal book, De revolutionibus...
Curated OER
University of St Andrews: Johannes Kepler
An exhaustive (very exhaustive) biographical account of Johannes Kepler. Describes at length his upbringing, childhood, education, personality and scientific endeavors. Focus is on his development of a cosmological model and the laws of...