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61 Hand Powered Chain Saw Hank Green 33955
62 Level 38 Eco-Tricycle of Maiming Hank Green 18563
63 Sun - Wind - Strength: Bike Add-On Creates Power Hank Green 53083
64 Power Output of Healthier Americans: 3650 gWh/year Hank Green 25722
65 Bike Rack Air Pump Philip Proefrock 20452
66 Sony: Children Should Power Their Own Toys Evan Vella 22197
67 Folding Bike Bag Charges iPods 26595
68 Aerorider: Three-Wheeled Enclosed Electric Bike 35411
69 Biker Gets Head Run Over...Is Just Fine Hank Green 20728
70 Electric Bikes: A Viable Alternative Hank Green 27768
71 Is it a Bike...or a Suitcase? Hank Green 16160
72 Muscle Power to cialis online discount Electric Power Hank Green 19009
73 Uhhhhhh....Strange Fast Bike Thing (with or without scary lady) Hank Green 21440
74 Weight to Watts Hank Green 22631
75 Ktrak SnowBike Hank Green 24682
76 The Best of the Best: Folding Bikes Hank Green 335364
77 Pull-String Power Hank Green 24564
78 Pedal Powered Laptop Hank Green 23419
79 Pedestrian-Generated Power Philip Proefrock 25445
80 DIY Human-Powered Tic Tac Light Hank Green 20483
 
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