000 01032cam a2200253 a 4500
999 _c2078
_d2078
001 742297
005 20200813170215.0
008 990617s1999 mnua c 001 0 eng
010 _a 99036678
020 _a0822535661 (lib. bdg. : alk. paper)
040 _aAEA
_cAEA
_dAEA
050 0 0 _aTJ 147
_b.G591 1999
100 1 _aGood, Keith.
_95521
245 0 0 _aGear up! :
_bmarvelous machine projects.
_cKeith Good.
260 _aMinneapolis :
_bLerner Publications,
_c1999.
264 _aMinneapolis :
_bLerner Publications,
_c1999.
300 _a30 pages :
_bcolor illustrations ;
_c27 cm.
440 0 _aDesign it!
_95522
500 _aIncludes index
520 _aIntroduces the workings of various kinds of simple machinery with moving parts, such as pulleys, levers, gears, cams, and conveyor belts and provides instructions for building these machines out of cardboard and other easily obtainable materials.
650 0 _aSimple machines
_vJuvenile literature.
_95523
650 1 _aSimple machines.
_95524
942 _2lcc
_cCIRC