Описание
Explains the sources of energy that make some things work, including springs and gravity, and suggests simple experiments that reveal the basic principles of energy
Детали книги
Формат
Мягкая обложка
Страницы
32 страниц
Язык
Английский
Опубликовано
Jul 1, 1994
Издатель
Gareth Stevens Pub
ISBN-10
0836811224
ISBN-13
9780836811223