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Power Point
The International Year of Astronomy 2009
PPT (6.972 MB)
PPS (6.972 MB)
PDF (8.58 MB)
What is astronomy?
PPT (17.33 MB)
PPS (14.14 MB)
PDF (4.52 MB)
¿Qué es la astronomía? (in Spanish)
PPT (17.33 MB)
PPS (14.14 MB)
PDF (4.52 MB)
Who actually invented the astronomical telescope?
PPT (7.75 MB)
PPS (7.75 MB)
PDF (1.28 MB)
Who actually invented the astronomical telescope? (In Spanish)
PPT (7.76 MB)
PPS (7.76 MB)
PDF (1.29 MB)
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