This is a fun kit to build your own solar powered boat. You provide the recycled soda bottle and the kit has everything else you need.Includes complete instructions with 3 boat designs, waterproof solar panel, motor & wires, propellers for water and air, tape, shafts and more.All you need to add is a plastic soda bottle and a sunny day! Generally recommended for ages 10 and up.
Via Solar Sphere [link]
new bottel boats made in kurunagala