Make a simple refrigerator like pottery-maker Mohammed Bah Abba did that does not use electricity, or create little models of people out of ice like sculptor NĂ©le Azevedo. This title gives readers both an understanding of the different states of matter and the skills to investigate great discoveries and works. Exciting and easy-to-understand experiments encourage budding scientists, inventors, engineers, and artists to stand on the shoulders of the curious and creative people who came before them.