Wedges and ramps
Oxlade, Chris.
Wedges and ramps - Mankato, MN Smart Apple Media 2008 - 32p.: col. photos
There are wedges and ramps all around us - from the ax used to chop wood to the special ramps used by wheelchairs. But what are wedges and ramps, and how do they work?
1 - 6
978-1-59920-086-6 Spring 2009 World Almanac Education $24.40
Wedges and ramps - Mankato, MN Smart Apple Media 2008 - 32p.: col. photos
There are wedges and ramps all around us - from the ax used to chop wood to the special ramps used by wheelchairs. But what are wedges and ramps, and how do they work?
1 - 6
978-1-59920-086-6 Spring 2009 World Almanac Education $24.40