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61 Hand Powered Chain Saw Hank Green 34006
62 Level 38 Eco-Tricycle of Maiming Hank Green 18665
63 Sun - Wind - Strength: Bike Add-On Creates Power Hank Green 53352
64 Power Output of Healthier Americans: 3650 gWh/year Hank Green 25765
65 Bike Rack Air Pump Philip Proefrock 20473
66 Sony: Children Should Power Their Own Toys Evan Vella 22225
67 Folding Bike Bag Charges iPods 26740
68 Aerorider: Three-Wheeled Enclosed Electric Bike 35451
69 Biker Gets Head Run Over...Is Just Fine Hank Green 20756
70 Electric Bikes: A Viable Alternative Hank Green 27791
71 Is it a Bike...or a Suitcase? Hank Green 16171
72 Muscle Power to cialis online discount Electric Power Hank Green 19039
73 Uhhhhhh....Strange Fast Bike Thing (with or without scary lady) Hank Green 21464
74 Weight to Watts Hank Green 22669
75 Ktrak SnowBike Hank Green 24707
76 The Best of the Best: Folding Bikes Hank Green 335610
77 Pull-String Power Hank Green 24600
78 Pedal Powered Laptop Hank Green 23446
79 Pedestrian-Generated Power Philip Proefrock 25522
80 DIY Human-Powered Tic Tac Light Hank Green 20506
 
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