DanielPulido
no edit summary
06:24
CPWebmaster
Reverted edits by Ashafly (Talk) to last version by Markr
01:18
Markr
added incline plane comment
19:21
+63
Aschlafly
Reverted edits by Reagan78 (Talk); changed back to last version by SharonS
21:45
-77
Reagan78
21:43
+77
SharonS
New page: The '''screw''' is a simple machine often used in conjunction with a screwdriver to bore into a piece of wood. A screw's mechanical advantage is equal to the circumference of ...
01:01
+403