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61 Hand Powered Chain Saw Hank Green 34375
62 Level 38 Eco-Tricycle of Maiming Hank Green 19036
63 Sun - Wind - Strength: Bike Add-On Creates Power Hank Green 55466
64 Power Output of Healthier Americans: 3650 gWh/year Hank Green 26068
65 Bike Rack Air Pump Philip Proefrock 20702
66 Sony: Children Should Power Their Own Toys Evan Vella 22486
67 Folding Bike Bag Charges iPods 27337
68 Aerorider: Three-Wheeled Enclosed Electric Bike 35952
69 Biker Gets Head Run Over...Is Just Fine Hank Green 20980
70 Electric Bikes: A Viable Alternative Hank Green 28133
71 Is it a Bike...or a Suitcase? Hank Green 16285
72 Muscle Power to cialis online discount Electric Power Hank Green 19218
73 Uhhhhhh....Strange Fast Bike Thing (with or without scary lady) Hank Green 21731
74 Weight to Watts Hank Green 22818
75 Ktrak SnowBike Hank Green 24949
76 The Best of the Best: Folding Bikes Hank Green 338211
77 Pull-String Power Hank Green 24931
78 Pedal Powered Laptop Hank Green 23650
79 Pedestrian-Generated Power Philip Proefrock 25985
80 DIY Human-Powered Tic Tac Light Hank Green 20706
 
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