Raincoats on - it's time to explore what clouds really are, how to visit one, and how storms and rainbows are made. Discover what clouds are made of, why storm clouds flash and boom, how tornadoes happen and what makes a rainbow. With lots of flaps to lift, this delightful book encourages children to explore clouds for themselves, spotting shapes in the sky, looking at the simple science behind them and learning a few cloud myths along the way.