A fabulous starter set for electronics with over 500 experiments these clever snap together electronic units means no more poor connections and badly fitted components the snap helps you know you have a guaranteed flow of current and each component is safely mounted on easy to handle piecestheampnbspcambridge brainbox 500 secondary 2 kit includes software to turn your computer into an oscilloscope so that you can view the wave forms produced by the circuitsthe secondary 2 kit covers elect