Electric cars have come a long way since the first petrol-electric hybrid vehicles hit the market in the late 1990s. Some modern electric cars boast a range of around 480 kilometres (300 miles) on one charge. And they're not all for the tame of heart. Some electric-powered sports cars can reach top speeds of 400 km (250 miles) per hour! Take young readers on a journey through the technology that makes electric cars so amazing.