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 | | tiempo | vistas | |
 | Solar Cooking in Winter Snow with Modifed CooKit | 5:53 | 5,987 | es en 2 listas |
 | How to Make/Build a Crystal Radio | 11:45 | 422,129 | es en 2 listas |
 | How a Van de Graaff Generator Works | 15:52 | 128,313 | es en 2 listas |
 | How to get Piezoelectric Crystal from BBQ Igniter/Sparker | 7:21 | 55,781 | es en 2 listas |
 | Shadow wars/solar site survey Shade Finder tool | 4:80 | 7,484 | es en una lista |
 | How to make a pulley (and a little leg pulling) | 6:25 | 15,518 | es en una lista |
 | Gyroscopic Precession Demonstrations and Flying Saucer Fun | 4:53 | 50,872 | es en 2 listas |
 | Solar site survey/analysis of shadows using elevation/azimuth | 6:59 | 13,199 | es en una lista |
 | How to test Rochelle salt piezoelectric crystals voltage oscilloscope | 5:42 | 34,519 | es en 3 listas |
 | How to make Rochelle salt piezoelectric crystals | 6:35 | 102,193 | es en 3 listas |
 | Solar Energy - Parts for solar thermal/hot water system (Enerworks) | 8:12 | 15,693 | es en una lista |
 | Solar Energy - Solar thermal/hot water heater tour/details Enerworks | 9:59 | 9,984 | es en una lista |
 | Solar Energy - Nuclear Fusion in the Sun | 4:41 | 21,659 | es en una lista |
 | Solar Energy - Off-Grid Solar Power/Electric/Photovoltaics Tour/Details with Backup Generator | 9:34 | 36,277 | es en una lista |
 | Solar Energy - Nuclear Fusion in the Sun - Simplified Version | 3:44 | 91,631 | |
 | Triboelectric effect/series or triboelectricity | 4:50 | 18,123 | |
 | How-to for car sunshade solar cooker windshield | 5:34 | 21,763 | es en 2 listas |
 | Car sunshade solar cooker windshield | 3:54 | 9,062 | es en 2 listas |
 | Fresnel lens and mirror solar cooker cast iron pan | 8:46 | 19,666 | es en 2 listas |
 | Mini solar tower (ver. 5) powered by fresnel lens | 5:70 | 4,531 | es en una lista |
 | Mini solar tower (ver. 4) powered by fresnel lens | 6:16 | 6,214 | es en una lista |
 | Mini solar tower (ver. 1, 2, 3) powered by fresnel lens | 5:60 | 4,406 | es en una lista |
 | Fresnel lens - what is it, testing focal length, solar heat generated | 8:23 | 37,061 | es en 2 listas |
 | Fresnel lens egg frying solar cooking for lunch | 3:59 | 5,803 | es en 2 listas |
 | Fresnel lens solar cooker using TV lens | 2:54 | 209,692 | es en 3 listas |
 | Piezoelectric generator LED lit by rain water | 3:21 | 75,536 | es en 2 listas |
 | How to Make/Build a Van de Graaff Generator Part 1 (Homemade/DIY) | 12:70 | 697,753 | es en 2 listas |
 | How to mount/attach transistor to heatsink (2N3055/TO-3 package) | 8:35 | 40,348 | es en 2 listas |
 | Cone solar cooker part 4 - The cooking table | 6:15 | 1,816 | es en 2 listas |
 | Cone solar cooker part 3 - Designing & making the reflector | 14:58 | 3,031 | es en 2 listas |
 | Cone solar cooker part 2 - I start with a bowl | 5:49 | 2,220 | es en 2 listas |
 | Cone solar cooker part 1 - The finished product | 5:45 | 6,533 | es en 2 listas |
 | How to make a sun finder (solar finder) | 9:55 | 4,676 | es en una lista |
 | How to install a low flow shower head | 6:10 | 7,003 | es en una lista |
 | How to do Heat Retention Cooking (thermal/haybox cooking) | 5:41 | 5,771 | es en una lista |
 | Part 2 - Wiring a snap disk controller for a solar air heater | 14:46 | 5,262 | es en una lista |
 | Part 1 - Wiring a snap disk controller for a solar air heater | 11:26 | 8,889 | es en una lista |
 | How to make a belt for pulleys - both urethane belt and heatshrink tubing | 6:38 | 18,876 | es en una lista |
 | Magnetic field using horseshoe magnet, keeper and iron filings | 4:60 | 18,921 | |
 | Inductive Charging using an Electroscope | 4:52 | 112,781 | es en 2 listas |
 | Harvesting Worm Castings/Compost | 3:51 | 7,311 | es en una lista |
 | How to make an electroscope (DIY) | 5:60 | 742,373 | es en 3 listas |
 | How to make solar cells (DIY/homemade solar cell) | 3:20 | 828,319 | es en 2 listas |
 | Mini bench grinder/polisher with flexible shaft (0-10,000 RPM no load) | 5:45 | 69,286 | es en una lista |
 | How to test high voltage diodes | 3:48 | 78,273 | es en 2 listas |
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