Peter Rees Why Do Swings Swing? Издательство: Cambridge University Press Жанр: Pearson Качество: Хорошее Страниц: 16 Формат: pdf, fb2, epub A series of twenty non-fiction science readers which engages children in the world around them. Why do swings swing? Why do swings stop swinging? What makes things change direction? You can find the answers to these and other questions about movement in Why Do Swings Swing?
