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61 Hand Powered Chain Saw Hank Green 34413
62 Level 38 Eco-Tricycle of Maiming Hank Green 19060
63 Sun - Wind - Strength: Bike Add-On Creates Power Hank Green 55703
64 Power Output of Healthier Americans: 3650 gWh/year Hank Green 26102
65 Bike Rack Air Pump Philip Proefrock 20723
66 Sony: Children Should Power Their Own Toys Evan Vella 22510
67 Folding Bike Bag Charges iPods 27360
68 Aerorider: Three-Wheeled Enclosed Electric Bike 36003
69 Biker Gets Head Run Over...Is Just Fine Hank Green 21002
70 Electric Bikes: A Viable Alternative Hank Green 28160
71 Is it a Bike...or a Suitcase? Hank Green 16294
72 Muscle Power to cialis online discount Electric Power Hank Green 19233
73 Uhhhhhh....Strange Fast Bike Thing (with or without scary lady) Hank Green 21752
74 Weight to Watts Hank Green 22832
75 Ktrak SnowBike Hank Green 24981
76 The Best of the Best: Folding Bikes Hank Green 338430
77 Pull-String Power Hank Green 24959
78 Pedal Powered Laptop Hank Green 23676
79 Pedestrian-Generated Power Philip Proefrock 26028
80 DIY Human-Powered Tic Tac Light Hank Green 20720
 
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