In Electrifying Eco-Race Cars, kids will discover some of the coolest and most Earth-friendly cars around From hydrogen-fueled race cars that can reach speeds of over 300 miles per hour to wind-powered speedsters that don't use a motor, kids will see that the next generation of race cars is going green. With profiles of eight of the fastest eco-race cars around, kids will see how race car design is speeding into the future. With large, full-color...