Gear up! : marvelous machine projects /
Good, Keith.
Gear up! : marvelous machine projects / - Minneapolis : Lerner Publications, c1999. - 30 p. : col. ill. ; 27 cm. - Design it! . - Design it!. .
Includes index.
How to support your structures -- Making rolls, handles, and guides -- Getting ideas -- Levers and linkages -- Crankshafts -- Pulleys -- Gear wheels -- Friction drive -- Cams -- Wheels and axles... / Building a vehicle... -- ...And a windlass / ... And making it move -- Conveyor belts -- Adding electricity -- Amazing machines.
Introduces 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.
0822535661 (lib. bdg. : alk. paper) 9780822535669 (lib. bdg. : alk. paper)
99036678
Simple machines--Juvenile literature.
Simple machines.
TJ147 / .G66 1999
621.8/11
Gear up! : marvelous machine projects / - Minneapolis : Lerner Publications, c1999. - 30 p. : col. ill. ; 27 cm. - Design it! . - Design it!. .
Includes index.
How to support your structures -- Making rolls, handles, and guides -- Getting ideas -- Levers and linkages -- Crankshafts -- Pulleys -- Gear wheels -- Friction drive -- Cams -- Wheels and axles... / Building a vehicle... -- ...And a windlass / ... And making it move -- Conveyor belts -- Adding electricity -- Amazing machines.
Introduces 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.
0822535661 (lib. bdg. : alk. paper) 9780822535669 (lib. bdg. : alk. paper)
99036678
Simple machines--Juvenile literature.
Simple machines.
TJ147 / .G66 1999
621.8/11