CollectionNerd ClubBy mcckel in WorkshopScience80624Horse Bikeby mikeasaurus in BikesPedal Powered EL Wire Bikeby samsmith17 in BikesGas Powered Bycicleby nepheron in BikesComplete Steps for Building a Solar Thermal Soda/Beer Can Heater for a Greenhouseby TheRustedGarden in GardeningHow to Make a Really Cool Gas Powered Motor Bikeby joshfreak=] in BikesGreenhouse - Guide to Build a Wood Greenhouse at Home-by jardinier in GardeningHow to Build an Electric Bike for Less Than $100by the mechanical engineer in Electric VehiclesSolar Electric Bike Chargerby thehaneyplace in SolarMake a High Powered Solar Panel From Broken Solar Cellsby mattfelice in SolarGarden Bat Boxby crudworks in GardeningSolar Powered Go Kartby RenewableYou in Electric Vehicles
