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61 Hand Powered Chain Saw Hank Green 34246
62 Level 38 Eco-Tricycle of Maiming Hank Green 18960
63 Sun - Wind - Strength: Bike Add-On Creates Power Hank Green 54386
64 Power Output of Healthier Americans: 3650 gWh/year Hank Green 25937
65 Bike Rack Air Pump Philip Proefrock 20612
66 Sony: Children Should Power Their Own Toys Evan Vella 22355
67 Folding Bike Bag Charges iPods 27172
68 Aerorider: Three-Wheeled Enclosed Electric Bike 35752
69 Biker Gets Head Run Over...Is Just Fine Hank Green 20906
70 Electric Bikes: A Viable Alternative Hank Green 28015
71 Is it a Bike...or a Suitcase? Hank Green 16236
72 Muscle Power to cialis online discount Electric Power Hank Green 19141
73 Uhhhhhh....Strange Fast Bike Thing (with or without scary lady) Hank Green 21614
74 Weight to Watts Hank Green 22760
75 Ktrak SnowBike Hank Green 24855
76 The Best of the Best: Folding Bikes Hank Green 337298
77 Pull-String Power Hank Green 24820
78 Pedal Powered Laptop Hank Green 23557
79 Pedestrian-Generated Power Philip Proefrock 25819
80 DIY Human-Powered Tic Tac Light Hank Green 20627
 
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