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61 Hand Powered Chain Saw Hank Green 34263
62 Level 38 Eco-Tricycle of Maiming Hank Green 18971
63 Sun - Wind - Strength: Bike Add-On Creates Power Hank Green 54508
64 Power Output of Healthier Americans: 3650 gWh/year Hank Green 25954
65 Bike Rack Air Pump Philip Proefrock 20623
66 Sony: Children Should Power Their Own Toys Evan Vella 22370
67 Folding Bike Bag Charges iPods 27192
68 Aerorider: Three-Wheeled Enclosed Electric Bike 35773
69 Biker Gets Head Run Over...Is Just Fine Hank Green 20915
70 Electric Bikes: A Viable Alternative Hank Green 28030
71 Is it a Bike...or a Suitcase? Hank Green 16240
72 Muscle Power to cialis online discount Electric Power Hank Green 19149
73 Uhhhhhh....Strange Fast Bike Thing (with or without scary lady) Hank Green 21631
74 Weight to Watts Hank Green 22774
75 Ktrak SnowBike Hank Green 24862
76 The Best of the Best: Folding Bikes Hank Green 337412
77 Pull-String Power Hank Green 24832
78 Pedal Powered Laptop Hank Green 23569
79 Pedestrian-Generated Power Philip Proefrock 25842
80 DIY Human-Powered Tic Tac Light Hank Green 20635
 
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