Get to know screws / by Paul Challen. by - Challen, Paul C. (Paul Clarence), 1967-
Series: Get to know simple machines
Material type: Text; Format:
print
; Literary form:
Not fiction
; Audience:
Primary;
Publication details: New York : Crabtree Pub., c2009
Availability: Items available for loan: Ayers (1)Call number: 621.8 CHA.