Educational Potato Powered Clock Kit

You can generate enough electricity to run a digital clock by plugging electrodes into common potatoes! An amazing chemical experiment which also works with tomatoes, lemons, apples - even soft drink or beer! All parts (except fruit/veg) supplied including:. Highly accurate digital clock module Metal electrodes, wire Instructions and fluid beakers Perfectly safe for children and highly educational. (Do not eat fruit/veg after using as batteries) Recommended for ages: 10+ Kit Form : Educational Kit Series Kit Group : Kits for kids Difficulty : Simple Recommended Minimum Age : 10.0Yr Instructions Included : true Additional required items : potato Width : 65.0mm Height : 30.0mm Depth : 12.0mm