Wheels and cranks
Title:
Wheels and cranks
Personal Author EPSB:
Summary:
Introduces the principles of wheels and cranks as simple machines, using examples from everyday life.
Year Published:
1997
Series:
Physical Description:
24 p. : col. ill. ; 28 cm.
Program Information:
Science
ISBN:
9781575720814
Publisher:
Crystal Lake, Ill : Rigby Interactive Library, c1997.