The inventor's handbook

With this kit, children can create a message sender, a musical instrument, a timekeeper, a booby trap, and more--eight different inventions in all. The illustrated guide is accompanied by inventor's materials, including electric motor, propeller, gears, and much more, providing everything children need to invent incredible machines. Kid-tested and scientist-approved.

שנה

1994

שפה

English

הוצאה

Running Press Book Publishers

מהדורות

2

עמודים

96

ISBN

9781561384594

מקור הנתונים: Wikidata