Who Knew? With Marshall Brain
Episode List: Who Knew? With Marshall Brain
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| Date (↑) | Episode # | Title | Network | Rating | Share | Viewers | Watch/Purchase DVD/Download |
|---|---|---|---|---|---|---|---|
| 03/13/2008 | 01-001 | Speedboat; Golf Ball; Fireworks | Nat Geo | ||||
| 03/20/2008 | 01-002 | Gun; Bike; Fire Extinguisher | Nat Geo | ||||
| 03/27/2008 | 01-003 | Car; Airbag; Money | Nat Geo | ||||
| 10/02/2008 | 02-001 | Tennis Ball; Pencil; Hot Dog; Fireworks | Nat Geo | ||||
| 10/02/2008 | 02-002 | Plywood; Money; Cheese; Tasers | Nat Geo | ||||
| 10/09/2008 | 02-003 | Light Bulbs; Beer; Escalators; Fire Extinguisher | Nat Geo |
