4M Enviro battery kit 4145

The most unique and non polluting energy source you can find on earth, the potato, salt water and mud.Be amazed as you see them light up a bulb or sound a buzzer.Includes experiment guide for making a coin battery,fork battery,potato buzz wire game and more.High voltage inspiration ! Contains 3 zinc plates,3 copper plates,connection wires,3plastic cups,a light tower,an LED lamp with connection wire,a sound chip with connection wire,an experiment record sheet,adhesive tape and detailed instructions. Age 7+ Our price: £ 9.99 In Stock Wrapped: Unwrapped Boy Birthday Girl Birthday Neutral Wrapping Christmas Message: Please enter any gift tag message here   Also Available   4M Enviro battery kit Interplay Wild science Superball factory Interplay Wild science Slime laboratory Interplay Wild science Bath bomb factory Interplay Wild science Krazy Krystalz lab Interplay Wild science Perfume lab Interplay Wild science Scary soap science Interplay Wild science Luxury Soap science Interplay Wild science Grow big strange plants Interplay Wild science Worm World University of Cambridge Electronic lab University of Cambridge Digital recording studio University of Cambridge Microscope set University of Cambridge Bell set University of Cambridge Motor set