How do you lift a lion? /
Wells, Robert E.
How do you lift a lion? / - Morton Grove, Ill. : A. Whitman, 1996. - 1 v. (unpaged) : col. ill. ; 19 x 28 cm.
Provides a simple introduction to the use of levers, pulleys, and wheels to move heavy objects.
0807534196 0807534218 (pbk.)
95038323 /AC
Simple machines--Juvenile literature.
Machinery--Juvenile literature.
Simple machines.
Machinery.
TJ147 / .W44 1996
621.8/11
How do you lift a lion? / - Morton Grove, Ill. : A. Whitman, 1996. - 1 v. (unpaged) : col. ill. ; 19 x 28 cm.
Provides a simple introduction to the use of levers, pulleys, and wheels to move heavy objects.
0807534196 0807534218 (pbk.)
95038323 /AC
Simple machines--Juvenile literature.
Machinery--Juvenile literature.
Simple machines.
Machinery.
TJ147 / .W44 1996
621.8/11