ISBN-13: 9780872877474 / Angielski / Miękka / 1989 / 148 str.
Flack's exciting, mind-stretching activities illuminate a rich, interdisciplinary field of study. Investigating inventions of the past and the present, funny inventions, and inventions we may see in the future provides a natural springboard to creative thinking. Recommended books, films, organizations, and other learning resources are noted throughout the text. Grades 7-9 (adaptable for many grades).