1. Tank; Gatling Gun; Samurai Sword

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. 4 August 2002. 30 min

Steering a World War II tank; Gatling gun's speed; power of the samurai sword.

2. Knight's Armor; WWI Backpack; Landmine

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. 11 August 2002. 30 min

Parts of 15th-century armor; World War I infantry backpack; ingredients of a land mine.

3. Flak Vest; Medieval Crossbow; WWI Pilots

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. 18 August 2002. 30 min

Body armor; accuracy of a medieval crossbow; how World War I pilots shot through their propellers.

4. Civil War Cannoneers; Night Vision; Clearing a Minefield

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. 25 August 2002. 30 min

Aiming Civil War artillery pieces; how night-vision technology works; how to clear a minefield.

5. Landing Craft, Air Cushion Hovercraft (LCAC); U.S. Cavalry Saddles; Gas Masks

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. 1 September 2002. 30 min

Operating the LCAC; cavalry saddles used in the Old West; how gas masks work.

6. Mortar; WWII GIs' Personal Items; Native-American Arrows

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. 8 September 2002. 23 min

Maneuverable artillery; musket; Navy airships; precision flying team; pirates; depth charges

7. Re-Fueling a Fighter Jet; Naval Signal Flags; GI Chow

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. 15 September 2002. 22 min

How to refuel a fighter jet in mid-air; how ships send messages using signal flags; what soldiers eat.

8. Revolutionary WarMusket; Jousting; Foxholes

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. 22 September 2002. 30 min

How fast a Revolutionary War soldier could fire a musket; jousting; how to dig a foxhole.

9. The Pilum; WWII Radios; First Rockets

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. 29 September 2002. 30 min

The ancient Roman pilum is designed to penetrate armor; World War II army radios; how rockets were first used on the battlefield.

10. Ninja Weapons; Flamethrower; Military Dogs

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. 5 October 2002. 30 min

The weapons of the Japanese Ninja; how flamethrowers work; what military dogs do.

13. Future Gear; Marine Camouflage; Army's New Armored Vehicle

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. 28 October 2002. 30 min

Possible gear for troops on tomorrow's battlefields; Marines design their new camouflage pattern; the Stryker.