The way things work. Inclined Planes
Title:
The way things work. Inclined Planes
Author:
Macaulay, David. Way things work.
Publication Information:
Wynnewood, PA : Schlessinger Media, [2004]
Physical Description:
1 videodisc (approximately 13 min.) : sound, color ; 4 3/4 in.
Series:
Summary:
Inhabitants of Mammoth Island have decided to make gravel for their new roads by dropping boulders off a tower and smashing them to bits. A young Islander suggests that it would take less effort to roll the boulders up an inclined plane than to hoist them up the side of the tower.
General Note:
Based on the Dorling Kindersley book / by David Macaulay.
Language:
English
Reading Level:
Grades 3 to 6.
Added Author:
ISBN:
9781417100613
UPC:
753201110237
Format :
DVD
