| Logan's Class Videos | |
| Inertia: Barbie and GI Joe Without Seat Belts | Inertia: Barbie and GI Joe With Seat Belts |
| Inertia: A Boy, His Wagon and Rolling Balls | Hydrogen Balloon |
| The Element Song On the Periodic Table | Meet The Elements by They Might Be Giants |
| The Element Song Animated | The Dumbest American Chemistry Student |
| The Element Song Students Singing | Do You Know The First 10 Elements? |
| Symphony of Science - 'We Are All Connected' (ft. Sagan, Feynman, deGrasse Tyson & Bill Nye) | Carl Sagan - 'A Glorious Dawn' ft Stephen Hawking (Cosmos Remixed) |
| Symphony of Science - 'Our Place in the Cosmos' (ft. Sagan, Dawkins, Kaku, Jastrow) | Symphony of Science - 'The Unbroken Thread' (ft. Attenborough, Goodall, Sagan) |
| Carl Sagan - 4th Dimension |
Carl Sagan - Atoms and Numbers |
One of Carl Sagan's most pertinent messages for humanity |
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Denver Airport Annomalies |
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