The Plasma Ball 2.0 light is a great way to explore the nature of electricity, part of the national curriculum for science - key stage 2 The  Plasma Ball 2.0 is a simple and fun way to learn about conductivity, voltage and currents. Touch the outside of the glass ball and see amazing tendrils of ‘lightning’ gather to your finger-tips. Play music or speak and see the ‘lightning’ flash to the beat and sounds! Can be powered from both a laptop or wall socket via the USB cable included, or can be soley battery operated. Place it on your shelves, desk, bedside table or even on your music speakers. Demonstrates the principle of electro-static induction and is a perfect learning gift for those that are home schooling. Children and adults alike will be captivated by the lights effect. CONTENTS INCLUDE - 1 x Plasma Ball, 1 x USB cable, 1 x full set of instructions. Requires 4 x 1.5V AAA batteries (not included) Age 8+