Hodge, Deborah.
Simple machines / [book] - Toronto : Kids Can Press, c1996. - 32 p. : chiefly col. ill. ; 24 cm. - Starting with science .
Includes index.
"Thirteen experiments about simple machines - levers, wheels, axels, pullies, wedges and screws - teach kids basic science. Full-colour photographs and step-by-step instructions explain each activity, so that kids can make most of the machines with minimal help from adults" Cf. Our choice, 1997-1998.
4. 4-10.
1550743112 : $11.95 1550743996
969307233
Simple machines
Simple machines
Machines simples
Machines simples
621.811 HOD
Simple machines / [book] - Toronto : Kids Can Press, c1996. - 32 p. : chiefly col. ill. ; 24 cm. - Starting with science .
Includes index.
"Thirteen experiments about simple machines - levers, wheels, axels, pullies, wedges and screws - teach kids basic science. Full-colour photographs and step-by-step instructions explain each activity, so that kids can make most of the machines with minimal help from adults" Cf. Our choice, 1997-1998.
4. 4-10.
1550743112 : $11.95 1550743996
969307233
Simple machines
Simple machines
Machines simples
Machines simples
621.811 HOD