Subject / Started by | ||
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Mathematical Proofs of Incompetence
Started by RexyRexFE |
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Observing a Simple Straight Line
Started by xenon1977 |
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The ole' shadow of a mountain...
Started by plebeian |
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Perth Australia to Cape town Africa.
Started by retlaw |
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Other Planet's Moons?
Started by Duel |
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Who started the lie?
Started by Dogoslov |
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Flight Paths
Started by Bruce Rauner « 1 2 3 4 » |
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One of these things is not like the others
Started by Rushy |
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Antarctic 24-hours Polar Day video
Started by A_Buffer |
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Earth’s core?
Started by cowboymaster |
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Eratosthenes Experiment Duplicated
Started by WellRoundedIndividual « 1 2 3 » |
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50 miles marks you an Astronaut
Started by retlaw |