Wheels
Pigdon, Keith
Wheels - Horwitz education, New South Wales. 2003: - 16 pages: illustrations, 23 cm.
A short educational report explaining how wheels make work easier—showing when machines push vs. pull loads—and exploring their everyday uses.
0725322896
629.2
Wheels - Horwitz education, New South Wales. 2003: - 16 pages: illustrations, 23 cm.
A short educational report explaining how wheels make work easier—showing when machines push vs. pull loads—and exploring their everyday uses.
0725322896
629.2